172264004 has 24 divisors (see below), whose sum is σ = 329410368. Its totient is φ = 78172640.

The previous prime is 172263991. The next prime is 172264021. The reversal of 172264004 is 400462271.

It is a super-2 number, since 2×172264004² = 59349774148224032, which contains 22 as substring.

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, 26897 + ... + 32679.

It is an arithmetic number, because the mean of its divisors is an integer number (13725432).

Almost surely, 2^172264004 is an apocalyptic number.

It is an amenable number.

172264004 is a deficient number, since it is larger than the sum of its proper divisors (157146364).

172264004 is a wasteful number, since it uses less digits than its factorization.

172264004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6475 (or 6473 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 172264004 is about 13124.9382474738. The cubic root of 172264004 is about 556.4141670222.

The spelling of 172264004 in words is "one hundred seventy-two million, two hundred sixty-four thousand, four".