315047650 has 12 divisors (see below), whose sum is σ = 585988722. Its totient is φ = 126019040.

The previous prime is 315047641. The next prime is 315047657. The reversal of 315047650 is 56740513.

It can be written as a sum of positive squares in 3 ways, for example, as 267616881 + 47430769 = 16359^2 + 6887^2 .

It is not an unprimeable number, because it can be changed into a prime (315047657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3150427 + ... + 3150526.

Almost surely, 2^315047650 is an apocalyptic number.

315047650 is a deficient number, since it is larger than the sum of its proper divisors (270941072).

315047650 is a wasteful number, since it uses less digits than its factorization.

315047650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6300965 (or 6300960 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 315047650 is about 17749.5816852116. The cubic root of 315047650 is about 680.4435183300.

The spelling of 315047650 in words is "three hundred fifteen million, forty-seven thousand, six hundred fifty".