634801272 has 48 divisors (see below), whose sum is σ = 1846109160. Its totient is φ = 181371456.

The previous prime is 634801253. The next prime is 634801289. The reversal of 634801272 is 272108436.

634801272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 268723 + ... + 271074.

Almost surely, 2^634801272 is an apocalyptic number.

It is an amenable number.

634801272 is an abundant number, since it is smaller than the sum of its proper divisors (1211307888).

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

634801272 is a wasteful number, since it uses less digits than its factorization.

634801272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539820 (or 539809 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 634801272 is about 25195.2628880907. The cubic root of 634801272 is about 859.4341292772.

The spelling of 634801272 in words is "six hundred thirty-four million, eight hundred one thousand, two hundred seventy-two".