315632 has 10 divisors (see below), whose sum is σ = 611568. Its totient is φ = 157808.

The previous prime is 315631. The next prime is 315643. The reversal of 315632 is 236513.

It is a super-3 number, since 3×315632³ = 94333149924347904, which contains 333 as substring.

It is a d-powerful number, because it can be written as 3⁶ + 1 + 6⁶ + 5⁷ + 3¹⁰ + 2¹⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9848 + ... + 9879.

2³¹⁵⁶³² is an apocalyptic number.

It is an amenable number.

315632 is a deficient number, since it is larger than the sum of its proper divisors (295936).

315632 is a wasteful number, since it uses less digits than its factorization.

315632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19735 (or 19729 counting only the distinct ones).

The product of its digits is 540, while the sum is 20.

The square root of 315632 is about 561.8113562398. The cubic root of 315632 is about 68.0863953767.

The spelling of 315632 in words is "three hundred fifteen thousand, six hundred thirty-two".