634330164 has 24 divisors (see below), whose sum is σ = 1593958240. Its totient is φ = 195178464.

The previous prime is 634330159. The next prime is 634330199. The reversal of 634330164 is 461033436.

634330164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 2032954 + ... + 2033265.

Almost surely, 2^634330164 is an apocalyptic number.

It is an amenable number.

634330164 is an abundant number, since it is smaller than the sum of its proper divisors (959628076).

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

634330164 is a wasteful number, since it uses less digits than its factorization.

634330164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4066239 (or 4066237 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 634330164 is about 25185.9120144576. The cubic root of 634330164 is about 859.2214713883.

The spelling of 634330164 in words is "six hundred thirty-four million, three hundred thirty thousand, one hundred sixty-four".