73921106 has 12 divisors (see below), whose sum is σ = 128984958. Its totient is φ = 31680432.

The previous prime is 73921069. The next prime is 73921129. The reversal of 73921106 is 60112937.

It can be written as a sum of positive squares in only one way, i.e., 66275881 + 7645225 = 8141^2 + 2765^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 377051 + ... + 377246.

Almost surely, 2^73921106 is an apocalyptic number.

73921106 is a deficient number, since it is larger than the sum of its proper divisors (55063852).

73921106 is a wasteful number, since it uses less digits than its factorization.

73921106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754313 (or 754306 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 73921106 is about 8597.7384235623. The cubic root of 73921106 is about 419.6843925269.

The spelling of 73921106 in words is "seventy-three million, nine hundred twenty-one thousand, one hundred six".