634876704 has 240 divisors, whose sum is σ = 2328613056. Its totient is φ = 164851200.

The previous prime is 634876699. The next prime is 634876717. The reversal of 634876704 is 407678436.

634876704 is a `hidden beast` number, since 634 + 8 + 7 + 6 + 7 + 0 + 4 = 666.

634876704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 634876704.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 197994 + ... + 201174.

Almost surely, 2^634876704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 634876704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1164306528).

634876704 is an abundant number, since it is smaller than the sum of its proper divisors (1693736352).

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

634876704 is a wasteful number, since it uses less digits than its factorization.

634876704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221 (or 3204 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The square root of 634876704 is about 25196.7597916875. The cubic root of 634876704 is about 859.4681694671.

The spelling of 634876704 in words is "six hundred thirty-four million, eight hundred seventy-six thousand, seven hundred four".