13315232 has 24 divisors (see below), whose sum is σ = 29959776. Its totient is φ = 5706432.

The previous prime is 13315223. The next prime is 13315249. The reversal of 13315232 is 23251331.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29498 + ... + 29945.

It is an arithmetic number, because the mean of its divisors is an integer number (1248324).

Almost surely, 2^13315232 is an apocalyptic number.

It is an amenable number.

13315232 is an abundant number, since it is smaller than the sum of its proper divisors (16644544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13315232 is an equidigital number, since it uses as much as digits as its factorization.

13315232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59460 (or 59452 counting only the distinct ones).

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

The square root of 13315232 is about 3649.0042477366. The cubic root of 13315232 is about 237.0188641836.

Adding to 13315232 its reverse (23251331), we get a palindrome (36566563).

The spelling of 13315232 in words is "thirteen million, three hundred fifteen thousand, two hundred thirty-two".