32313472 has 16 divisors (see below), whose sum is σ = 64374750. Its totient is φ = 16156672.

The previous prime is 32313467. The next prime is 32313493. The reversal of 32313472 is 27431323.

It can be written as a sum of positive squares in only one way, i.e., 30735936 + 1577536 = 5544^2 + 1256^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126097 + ... + 126352.

Almost surely, 2^32313472 is an apocalyptic number.

32313472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32313472 is a deficient number, since it is larger than the sum of its proper divisors (32061278).

32313472 is an equidigital number, since it uses as much as digits as its factorization.

32313472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252463 (or 252451 counting only the distinct ones).

The product of its digits is 3024, while the sum is 25.

The square root of 32313472 is about 5684.4939968303. The cubic root of 32313472 is about 318.5135223088.

Adding to 32313472 its reverse (27431323), we get a palindrome (59744795).

The spelling of 32313472 in words is "thirty-two million, three hundred thirteen thousand, four hundred seventy-two".