172764364 has 12 divisors (see below), whose sum is σ = 312090688. Its totient is φ = 83595600.

The previous prime is 172764349. The next prime is 172764379. The reversal of 172764364 is 463467271.

It is an interprime number because it is at equal distance from previous prime (172764349) and next prime (172764379).

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, 696507 + ... + 696754.

Almost surely, 2^172764364 is an apocalyptic number.

It is an amenable number.

172764364 is a deficient number, since it is larger than the sum of its proper divisors (139326324).

172764364 is a wasteful number, since it uses less digits than its factorization.

172764364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393296 (or 1393294 counting only the distinct ones).

The product of its digits is 169344, while the sum is 40.

The square root of 172764364 is about 13143.9858490490. The cubic root of 172764364 is about 556.9523685911.

The spelling of 172764364 in words is "one hundred seventy-two million, seven hundred sixty-four thousand, three hundred sixty-four".