764022472 has 24 divisors (see below), whose sum is σ = 1472327010. Its totient is φ = 371681280.

The previous prime is 764022451. The next prime is 764022481. The reversal of 764022472 is 274220467.

It can be written as a sum of positive squares in 3 ways, for example, as 731918916 + 32103556 = 27054^2 + 5666^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23929 + ... + 45832.

Almost surely, 2^764022472 is an apocalyptic number.

It is an amenable number.

764022472 is a deficient number, since it is larger than the sum of its proper divisors (708304538).

764022472 is a wasteful number, since it uses less digits than its factorization.

764022472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69841 (or 69800 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 764022472 is about 27640.9564233946. The cubic root of 764022472 is about 914.1877079377.

The spelling of 764022472 in words is "seven hundred sixty-four million, twenty-two thousand, four hundred seventy-two".