634122056 has 16 divisors (see below), whose sum is σ = 1189860540. Its totient is φ = 316825920.

The previous prime is 634122011. The next prime is 634122059. The reversal of 634122056 is 650221436.

It can be written as a sum of positive squares in 2 ways, for example, as 574369156 + 59752900 = 23966^2 + 7730^2 .

It is a super-2 number, since 2×634122056² = 804221563811334272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (634122059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17651 + ... + 39746.

Almost surely, 2^634122056 is an apocalyptic number.

It is an amenable number.

634122056 is a deficient number, since it is larger than the sum of its proper divisors (555738484).

634122056 is a wasteful number, since it uses less digits than its factorization.

634122056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58784 (or 58780 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 634122056 is about 25181.7802388949. The cubic root of 634122056 is about 859.1274980233.

The spelling of 634122056 in words is "six hundred thirty-four million, one hundred twenty-two thousand, fifty-six".