13312330 has 16 divisors (see below), whose sum is σ = 24735744. Its totient is φ = 5153040.

The previous prime is 13312319. The next prime is 13312349. The reversal of 13312330 is 3321331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21162 + ... + 21781.

It is an arithmetic number, because the mean of its divisors is an integer number (1545984).

Almost surely, 2^13312330 is an apocalyptic number.

13312330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13312330 is a deficient number, since it is larger than the sum of its proper divisors (11423414).

13312330 is a wasteful number, since it uses less digits than its factorization.

13312330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42981.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 13312330 is about 3648.6065833411. The cubic root of 13312330 is about 237.0016438372.

Adding to 13312330 its reverse (3321331), we get a palindrome (16633661).

Subtracting from 13312330 its reverse (3321331), we obtain a palindrome (9990999).

The spelling of 13312330 in words is "thirteen million, three hundred twelve thousand, three hundred thirty".