315885628 has 6 divisors (see below), whose sum is σ = 552799856. Its totient is φ = 157942812.

The previous prime is 315885623. The next prime is 315885631. The reversal of 315885628 is 826588513.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315885623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39485700 + ... + 39485707.

Almost surely, 2^315885628 is an apocalyptic number.

It is an amenable number.

315885628 is a deficient number, since it is larger than the sum of its proper divisors (236914228).

315885628 is a wasteful number, since it uses less digits than its factorization.

315885628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78971411 (or 78971409 counting only the distinct ones).

The product of its digits is 460800, while the sum is 46.

The square root of 315885628 is about 17773.1715796590. The cubic root of 315885628 is about 681.0462757217.

The spelling of 315885628 in words is "three hundred fifteen million, eight hundred eighty-five thousand, six hundred twenty-eight".