72765700 has 36 divisors (see below), whose sum is σ = 180460672. Its totient is φ = 24948000.

The previous prime is 72765697. The next prime is 72765713. The reversal of 72765700 is 756727.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51276 + ... + 52675.

Almost surely, 2^72765700 is an apocalyptic number.

72765700 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

72765700 is an abundant number, since it is smaller than the sum of its proper divisors (107694972).

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

72765700 is a wasteful number, since it uses less digits than its factorization.

72765700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103972 (or 103965 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 34.

The square root of 72765700 is about 8530.2813552661. The cubic root of 72765700 is about 417.4863083705.

The spelling of 72765700 in words is "seventy-two million, seven hundred sixty-five thousand, seven hundred".