634431324 has 12 divisors (see below), whose sum is σ = 1480339784. Its totient is φ = 211477104.

The previous prime is 634431283. The next prime is 634431367. The reversal of 634431324 is 423134436.

634431324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 634431291 and 634431300.

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, 26434627 + ... + 26434650.

Almost surely, 2^634431324 is an apocalyptic number.

It is an amenable number.

634431324 is an abundant number, since it is smaller than the sum of its proper divisors (845908460).

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

634431324 is a wasteful number, since it uses less digits than its factorization.

634431324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52869284 (or 52869282 counting only the distinct ones).

The product of its digits is 20736, while the sum is 30.

The square root of 634431324 is about 25187.9201999689. The cubic root of 634431324 is about 859.2671438309.

The spelling of 634431324 in words is "six hundred thirty-four million, four hundred thirty-one thousand, three hundred twenty-four".