634722004 has 24 divisors (see below), whose sum is σ = 1272360320. Its totient is φ = 271398816.

The previous prime is 634721987. The next prime is 634722029. The reversal of 634722004 is 400227436.

634722004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 13527 + ... + 38110.

Almost surely, 2^634722004 is an apocalyptic number.

It is an amenable number.

634722004 is an abundant number, since it is smaller than the sum of its proper divisors (637638316).

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

634722004 is a wasteful number, since it uses less digits than its factorization.

634722004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52087 (or 52085 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 634722004 is about 25193.6897654949. The cubic root of 634722004 is about 859.3983551101.

The spelling of 634722004 in words is "six hundred thirty-four million, seven hundred twenty-two thousand, four".