634136382 has 24 divisors (see below), whose sum is σ = 1498868280. Its totient is φ = 192162480.

The previous prime is 634136369. The next prime is 634136411. The reversal of 634136382 is 283631436.

634136382 is a `hidden beast` number, since 6 + 3 + 4 + 13 + 638 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1601157 + ... + 1601552.

It is an arithmetic number, because the mean of its divisors is an integer number (62452845).

Almost surely, 2^634136382 is an apocalyptic number.

634136382 is an abundant number, since it is smaller than the sum of its proper divisors (864731898).

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

634136382 is a wasteful number, since it uses less digits than its factorization.

634136382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202728 (or 3202725 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 634136382 is about 25182.0646889805. The cubic root of 634136382 is about 859.1339677388.

The spelling of 634136382 in words is "six hundred thirty-four million, one hundred thirty-six thousand, three hundred eighty-two".