634193960 has 32 divisors (see below), whose sum is σ = 1436400000. Its totient is φ = 251995200.

The previous prime is 634193899. The next prime is 634193977. The reversal of 634193960 is 69391436.

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 7 ways as a sum of consecutive naturals, for example, 46460 + ... + 58539.

It is an arithmetic number, because the mean of its divisors is an integer number (44887500).

Almost surely, 2^634193960 is an apocalyptic number.

It is an amenable number.

634193960 is an abundant number, since it is smaller than the sum of its proper divisors (802206040).

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

634193960 is a wasteful number, since it uses less digits than its factorization.

634193960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105161 (or 105157 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 634193960 is about 25183.2078973271. The cubic root of 634193960 is about 859.1599693582.

The spelling of 634193960 in words is "six hundred thirty-four million, one hundred ninety-three thousand, nine hundred sixty".