804459972 has 24 divisors (see below), whose sum is σ = 1880819136. Its totient is φ = 267618208.

The previous prime is 804459961. The next prime is 804459979. The reversal of 804459972 is 279954408.

It is not an unprimeable number, because it can be changed into a prime (804459979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60603 + ... + 72674.

It is an arithmetic number, because the mean of its divisors is an integer number (78367464).

Almost surely, 2^804459972 is an apocalyptic number.

It is an amenable number.

804459972 is an abundant number, since it is smaller than the sum of its proper divisors (1076359164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

804459972 is a wasteful number, since it uses less digits than its factorization.

804459972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133787 (or 133785 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 804459972 is about 28363.0035786057. The cubic root of 804459972 is about 930.0396838194.

The spelling of 804459972 in words is "eight hundred four million, four hundred fifty-nine thousand, nine hundred seventy-two".