634251472 has 40 divisors (see below), whose sum is σ = 1247670144. Its totient is φ = 312297984.

The previous prime is 634251467. The next prime is 634251493. The reversal of 634251472 is 274152436.

634251472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574473 + ... + 575575.

Almost surely, 2^634251472 is an apocalyptic number.

It is an amenable number.

634251472 is a deficient number, since it is larger than the sum of its proper divisors (613418672).

634251472 is a wasteful number, since it uses less digits than its factorization.

634251472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627 (or 1621 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 634251472 is about 25184.3497434419. The cubic root of 634251472 is about 859.1859396016.

The spelling of 634251472 in words is "six hundred thirty-four million, two hundred fifty-one thousand, four hundred seventy-two".