72772610 has 16 divisors (see below), whose sum is σ = 131279616. Its totient is φ = 29044848.

The previous prime is 72772589. The next prime is 72772613. The reversal of 72772610 is 1627727.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (72772613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3122 + ... + 12461.

It is an arithmetic number, because the mean of its divisors is an integer number (8204976).

Almost surely, 2^72772610 is an apocalyptic number.

72772610 is a deficient number, since it is larger than the sum of its proper divisors (58507006).

72772610 is a wasteful number, since it uses less digits than its factorization.

72772610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16057.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 72772610 is about 8530.6863733231. The cubic root of 72772610 is about 417.4995231089.

It can be divided in two parts, 727 and 72610, that added together give a palindrome (73337).

The spelling of 72772610 in words is "seventy-two million, seven hundred seventy-two thousand, six hundred ten".