72765364 has 24 divisors (see below), whose sum is σ = 153191360. Its totient is φ = 29543616.

The previous prime is 72765337. The next prime is 72765409. The reversal of 72765364 is 46356727.

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, 67857 + ... + 68920.

Almost surely, 2^72765364 is an apocalyptic number.

It is an amenable number.

72765364 is an abundant number, since it is smaller than the sum of its proper divisors (80425996).

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

72765364 is a wasteful number, since it uses less digits than its factorization.

72765364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136807 (or 136805 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 72765364 is about 8530.2616606995. The cubic root of 72765364 is about 417.4856657801.

The spelling of 72765364 in words is "seventy-two million, seven hundred sixty-five thousand, three hundred sixty-four".