634673272 has 16 divisors (see below), whose sum is σ = 1190329560. Its totient is φ = 317252064.

The previous prime is 634673267. The next prime is 634673297. The reversal of 634673272 is 272376436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30883 + ... + 47149.

Almost surely, 2^634673272 is an apocalyptic number.

It is an amenable number.

634673272 is a deficient number, since it is larger than the sum of its proper divisors (555656288).

634673272 is a wasteful number, since it uses less digits than its factorization.

634673272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21150 (or 21146 counting only the distinct ones).

The product of its digits is 254016, while the sum is 40.

The square root of 634673272 is about 25192.7225999891. The cubic root of 634673272 is about 859.3763605612.

The spelling of 634673272 in words is "six hundred thirty-four million, six hundred seventy-three thousand, two hundred seventy-two".