634433316 has 24 divisors (see below), whose sum is σ = 1614921504. Its totient is φ = 192252480.

The previous prime is 634433299. The next prime is 634433329. The reversal of 634433316 is 613334436.

It is a Harshad number since it is a multiple of its sum of digits (33).

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

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, 2403025 + ... + 2403288.

It is an arithmetic number, because the mean of its divisors is an integer number (67288396).

Almost surely, 2^634433316 is an apocalyptic number.

634433316 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

634433316 is an abundant number, since it is smaller than the sum of its proper divisors (980488188).

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

634433316 is a wasteful number, since it uses less digits than its factorization.

634433316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4806331 (or 4806329 counting only the distinct ones).

The product of its digits is 46656, while the sum is 33.

The square root of 634433316 is about 25187.9597427025. The cubic root of 634433316 is about 859.2680431446.

The spelling of 634433316 in words is "six hundred thirty-four million, four hundred thirty-three thousand, three hundred sixteen".