72770792 has 16 divisors (see below), whose sum is σ = 139619040. Its totient is φ = 35539056.

The previous prime is 72770783. The next prime is 72770801. The reversal of 72770792 is 29707727.

It is an interprime number because it is at equal distance from previous prime (72770783) and next prime (72770801).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105428 + ... + 106115.

It is an arithmetic number, because the mean of its divisors is an integer number (8726190).

Almost surely, 2^72770792 is an apocalyptic number.

It is an amenable number.

72770792 is a deficient number, since it is larger than the sum of its proper divisors (66848248).

72770792 is a wasteful number, since it uses less digits than its factorization.

72770792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211592 (or 211588 counting only the distinct ones).

The product of its (nonzero) digits is 86436, while the sum is 41.

The square root of 72770792 is about 8530.5798161672. The cubic root of 72770792 is about 417.4960464325.

The spelling of 72770792 in words is "seventy-two million, seven hundred seventy thousand, seven hundred ninety-two".