634493316 has 96 divisors (see below), whose sum is σ = 1578890880. Its totient is φ = 198042624.

The previous prime is 634493309. The next prime is 634493323. The reversal of 634493316 is 613394436.

It is an interprime number because it is at equal distance from previous prime (634493309) and next prime (634493323).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1388160 + ... + 1388616.

It is an arithmetic number, because the mean of its divisors is an integer number (16446780).

Almost surely, 2^634493316 is an apocalyptic number.

It is an amenable number.

634493316 is an abundant number, since it is smaller than the sum of its proper divisors (944397564).

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

634493316 is a wasteful number, since it uses less digits than its factorization.

634493316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613 (or 611 counting only the distinct ones).

The product of its digits is 139968, while the sum is 39.

The square root of 634493316 is about 25189.1507598013. The cubic root of 634493316 is about 859.2951300246.

The spelling of 634493316 in words is "six hundred thirty-four million, four hundred ninety-three thousand, three hundred sixteen".