634536336 has 80 divisors (see below), whose sum is σ = 1919127168. Its totient is φ = 176870400.

The previous prime is 634536311. The next prime is 634536349. The reversal of 634536336 is 633635436.

634536336 = 3914² + 3915² + ... + 3954².

It is a junction number, because it is equal to n+sod(n) for n = 634536294 and 634536303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9255 + ... + 36806.

Almost surely, 2^634536336 is an apocalyptic number.

It is an amenable number.

634536336 is an abundant number, since it is smaller than the sum of its proper divisors (1284590832).

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

634536336 is a wasteful number, since it uses less digits than its factorization.

634536336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46120 (or 46114 counting only the distinct ones).

The product of its digits is 349920, while the sum is 39.

The square root of 634536336 is about 25190.0046843981. The cubic root of 634536336 is about 859.3145502665.

The spelling of 634536336 in words is "six hundred thirty-four million, five hundred thirty-six thousand, three hundred thirty-six".