634925544 has 32 divisors (see below), whose sum is σ = 1731615840. Its totient is φ = 192401600.

The previous prime is 634925519. The next prime is 634925561. The reversal of 634925544 is 445529436.

It is a junction number, because it is equal to n+sod(n) for n = 634925496 and 634925505.

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, 1202247 + ... + 1202774.

It is an arithmetic number, because the mean of its divisors is an integer number (54112995).

Almost surely, 2^634925544 is an apocalyptic number.

It is an amenable number.

634925544 is an abundant number, since it is smaller than the sum of its proper divisors (1096690296).

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

634925544 is a wasteful number, since it uses less digits than its factorization.

634925544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405041 (or 2405037 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

The square root of 634925544 is about 25197.7289452839. The cubic root of 634925544 is about 859.4902080502.

The spelling of 634925544 in words is "six hundred thirty-four million, nine hundred twenty-five thousand, five hundred forty-four".