315572 has 6 divisors (see below), whose sum is σ = 552258. Its totient is φ = 157784.

The previous prime is 315569. The next prime is 315589. The reversal of 315572 is 275513.

It can be written as a sum of positive squares in only one way, i.e., 256036 + 59536 = 506^2 + 244^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39443 + ... + 39450.

It is an arithmetic number, because the mean of its divisors is an integer number (92043).

2³¹⁵⁵⁷² is an apocalyptic number.

It is an amenable number.

315572 is a deficient number, since it is larger than the sum of its proper divisors (236686).

315572 is a wasteful number, since it uses less digits than its factorization.

315572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78897 (or 78895 counting only the distinct ones).

The product of its digits is 1050, while the sum is 23.

The square root of 315572 is about 561.7579549949. The cubic root of 315572 is about 68.0820808136.

The spelling of 315572 in words is "three hundred fifteen thousand, five hundred seventy-two".