72795506 has 32 divisors (see below), whose sum is σ = 130802688. Its totient is φ = 29707920.

The previous prime is 72795497. The next prime is 72795523. The reversal of 72795506 is 60559727.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106241 + ... + 106923.

It is an arithmetic number, because the mean of its divisors is an integer number (4087584).

Almost surely, 2^72795506 is an apocalyptic number.

72795506 is a deficient number, since it is larger than the sum of its proper divisors (58007182).

72795506 is a wasteful number, since it uses less digits than its factorization.

72795506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046.

The product of its (nonzero) digits is 132300, while the sum is 41.

The square root of 72795506 is about 8532.0282465543. The cubic root of 72795506 is about 417.5433036226.

The spelling of 72795506 in words is "seventy-two million, seven hundred ninety-five thousand, five hundred six".