315419648 has 22 divisors (see below), whose sum is σ = 630533316. Its totient is φ = 157709312.

The previous prime is 315419647. The next prime is 315419669. The reversal of 315419648 is 846914513.

It is not an unprimeable number, because it can be changed into a prime (315419647) 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, 152990 + ... + 155037.

Almost surely, 2^315419648 is an apocalyptic number.

It is an amenable number.

315419648 is a deficient number, since it is larger than the sum of its proper divisors (315113668).

315419648 is an equidigital number, since it uses as much as digits as its factorization.

315419648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308047 (or 308029 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 315419648 is about 17760.0576575641. The cubic root of 315419648 is about 680.7112281685.

The spelling of 315419648 in words is "three hundred fifteen million, four hundred nineteen thousand, six hundred forty-eight".