315152250 has 64 divisors (see below), whose sum is σ = 899009280. Its totient is φ = 72033600.

The previous prime is 315152191. The next prime is 315152261. The reversal of 315152250 is 52251513.

It is a happy number.

315152250 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 315152250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24765 + ... + 35264.

It is an arithmetic number, because the mean of its divisors is an integer number (14047020).

Almost surely, 2^315152250 is an apocalyptic number.

315152250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

315152250 is an abundant number, since it is smaller than the sum of its proper divisors (583857030).

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

315152250 is a wasteful number, since it uses less digits than its factorization.

315152250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60056 (or 60046 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 315152250 is about 17752.5279889936. The cubic root of 315152250 is about 680.5188154229.

The spelling of 315152250 in words is "three hundred fifteen million, one hundred fifty-two thousand, two hundred fifty".