73512956 has 24 divisors (see below), whose sum is σ = 140770224. Its totient is φ = 33313280.

The previous prime is 73512949. The next prime is 73512977. The reversal of 73512956 is 65921537.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13166 + ... + 17898.

It is an arithmetic number, because the mean of its divisors is an integer number (5865426).

Almost surely, 2^73512956 is an apocalyptic number.

It is an amenable number.

73512956 is a deficient number, since it is larger than the sum of its proper divisors (67257268).

73512956 is a wasteful number, since it uses less digits than its factorization.

73512956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101 (or 5099 counting only the distinct ones).

The product of its digits is 56700, while the sum is 38.

The square root of 73512956 is about 8573.9696757103. The cubic root of 73512956 is about 418.9105476018.

The spelling of 73512956 in words is "seventy-three million, five hundred twelve thousand, nine hundred fifty-six".