numbers #003 - 7475 properties of 7475 - composite number - odd number - Niven number - palindrome in bases 53, 74, 114, 298, 324, and 358 - digitally balanced in base 3 - happy number - Harshad number - Duffinian number - self number - congruent number - polite number - arithmetic number - deficient number - wasteful number - evil number primitive root: 8 prime factorization: 5 * 5 * 13 * 23 # of divisors: 12 sum of digits: 23 product of digits: 980 sum of divisors: 10416 sum of divisors (excluding itself): 2941 totient: 5280 digit reversal: 5747 7475 - 5747 = 12^3 7475 / 23 = 325 (25th triangular number)
