634303944 has 48 divisors (see below), whose sum is σ = 1719064620. Its totient is φ = 211292160.

The previous prime is 634303939. The next prime is 634304009. The reversal of 634303944 is 449303436.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 628103844 + 6200100 = 25062^2 + 2490^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 634303899 and 634303908.

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, 207064 + ... + 210104.

Almost surely, 2^634303944 is an apocalyptic number.

It is an amenable number.

634303944 is an abundant number, since it is smaller than the sum of its proper divisors (1084760676).

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

634303944 is a wasteful number, since it uses less digits than its factorization.

634303944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5950 (or 5943 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The square root of 634303944 is about 25185.3914799830. The cubic root of 634303944 is about 859.2096326022.

The spelling of 634303944 in words is "six hundred thirty-four million, three hundred three thousand, nine hundred forty-four".