634104356 has 6 divisors (see below), whose sum is σ = 1109682630. Its totient is φ = 317052176.

The previous prime is 634104311. The next prime is 634104377. The reversal of 634104356 is 653401436.

It can be written as a sum of positive squares in only one way, i.e., 579846400 + 54257956 = 24080^2 + 7366^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79263041 + ... + 79263048.

It is an arithmetic number, because the mean of its divisors is an integer number (184947105).

Almost surely, 2^634104356 is an apocalyptic number.

It is an amenable number.

634104356 is a deficient number, since it is larger than the sum of its proper divisors (475578274).

634104356 is a wasteful number, since it uses less digits than its factorization.

634104356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158526093 (or 158526091 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 634104356 is about 25181.4287918696. The cubic root of 634104356 is about 859.1195044528.

The spelling of 634104356 in words is "six hundred thirty-four million, one hundred four thousand, three hundred fifty-six".