315624252 has 24 divisors (see below), whose sum is σ = 746831232. Its totient is φ = 103726000.

The previous prime is 315624241. The next prime is 315624271. The reversal of 315624252 is 252426513.

It is a congruent number.

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, 184374 + ... + 186077.

It is an arithmetic number, because the mean of its divisors is an integer number (31117968).

Almost surely, 2^315624252 is an apocalyptic number.

It is an amenable number.

315624252 is an abundant number, since it is smaller than the sum of its proper divisors (431206980).

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

315624252 is a wasteful number, since it uses less digits than its factorization.

315624252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370529 (or 370527 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 315624252 is about 17765.8169527889. The cubic root of 315624252 is about 680.8583825357.

The spelling of 315624252 in words is "three hundred fifteen million, six hundred twenty-four thousand, two hundred fifty-two".