315149752 has 32 divisors (see below), whose sum is σ = 605919600. Its totient is φ = 153586944.

The previous prime is 315149743. The next prime is 315149761. The reversal of 315149752 is 257941513.

It is an interprime number because it is at equal distance from previous prime (315149743) and next prime (315149761).

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, 294274 + ... + 295342.

Almost surely, 2^315149752 is an apocalyptic number.

It is an amenable number.

315149752 is a deficient number, since it is larger than the sum of its proper divisors (290769848).

315149752 is a wasteful number, since it uses less digits than its factorization.

315149752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1975 (or 1971 counting only the distinct ones).

The product of its digits is 37800, while the sum is 37.

The square root of 315149752 is about 17752.4576326772. The cubic root of 315149752 is about 680.5170174131.

The spelling of 315149752 in words is "three hundred fifteen million, one hundred forty-nine thousand, seven hundred fifty-two".