72975234 has 16 divisors (see below), whose sum is σ = 147456288. Its totient is φ = 24074112.

The previous prime is 72975167. The next prime is 72975277. The reversal of 72975234 is 43257927.

It is a junction number, because it is equal to n+sod(n) for n = 72975192 and 72975201.

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, 62112 + ... + 63275.

It is an arithmetic number, because the mean of its divisors is an integer number (9216018).

Almost surely, 2^72975234 is an apocalyptic number.

72975234 is an abundant number, since it is smaller than the sum of its proper divisors (74481054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72975234 is a wasteful number, since it uses less digits than its factorization.

72975234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125489.

The product of its digits is 105840, while the sum is 39.

The square root of 72975234 is about 8542.5543018467. The cubic root of 72975234 is about 417.8866515003.

The spelling of 72975234 in words is "seventy-two million, nine hundred seventy-five thousand, two hundred thirty-four".