634576672 has 12 divisors (see below), whose sum is σ = 1249322886. Its totient is φ = 317288320.

The previous prime is 634576669. The next prime is 634576703. The reversal of 634576672 is 276675436.

634576672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 528816016 + 105760656 = 22996^2 + 10284^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9915229 + ... + 9915292.

Almost surely, 2^634576672 is an apocalyptic number.

It is an amenable number.

634576672 is a deficient number, since it is larger than the sum of its proper divisors (614746214).

634576672 is a wasteful number, since it uses less digits than its factorization.

634576672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19830531 (or 19830523 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 46.

The square root of 634576672 is about 25190.8053066987. The cubic root of 634576672 is about 859.3327580903.

The spelling of 634576672 in words is "six hundred thirty-four million, five hundred seventy-six thousand, six hundred seventy-two".