72916574 has 16 divisors (see below), whose sum is σ = 111567456. Its totient is φ = 35733600.

The previous prime is 72916537. The next prime is 72916607. The reversal of 72916574 is 47561927.

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, 24284 + ... + 27120.

It is an arithmetic number, because the mean of its divisors is an integer number (6972966).

Almost surely, 2^72916574 is an apocalyptic number.

72916574 is a deficient number, since it is larger than the sum of its proper divisors (38650882).

72916574 is a wasteful number, since it uses less digits than its factorization.

72916574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3091.

The product of its digits is 105840, while the sum is 41.

The square root of 72916574 is about 8539.1202122935. The cubic root of 72916574 is about 417.7746509363.

The spelling of 72916574 in words is "seventy-two million, nine hundred sixteen thousand, five hundred seventy-four".