315477 has 6 divisors (see below), whose sum is σ = 455702. Its totient is φ = 210312.

The previous prime is 315467. The next prime is 315481. The reversal of 315477 is 774513.

It can be written as a sum of positive squares in only one way, i.e., 221841 + 93636 = 471^2 + 306^2 .

It is not a de Polignac number, because 315477 - 2⁴ = 315461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 315477.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 315477.

It is not an unprimeable number, because it can be changed into a prime (315407) 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, 17518 + ... + 17535.

2³¹⁵⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

315477 is a deficient number, since it is larger than the sum of its proper divisors (140225).

315477 is a wasteful number, since it uses less digits than its factorization.

315477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35059 (or 35056 counting only the distinct ones).

The product of its digits is 2940, while the sum is 27.

The square root of 315477 is about 561.6733926402. The cubic root of 315477 is about 68.0752483033.

The spelling of 315477 in words is "three hundred fifteen thousand, four hundred seventy-seven".