804172924 has 24 divisors (see below), whose sum is σ = 1418014080. Its totient is φ = 399038256.

The previous prime is 804172921. The next prime is 804172949. The reversal of 804172924 is 429271408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804172921) 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, 324739 + ... + 327205.

It is an arithmetic number, because the mean of its divisors is an integer number (59083920).

Almost surely, 2^804172924 is an apocalyptic number.

It is an amenable number.

804172924 is a deficient number, since it is larger than the sum of its proper divisors (613841156).

804172924 is a wasteful number, since it uses less digits than its factorization.

804172924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057 (or 3055 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 804172924 is about 28357.9428732057. The cubic root of 804172924 is about 929.9290515113.

The spelling of 804172924 in words is "eight hundred four million, one hundred seventy-two thousand, nine hundred twenty-four".