13312722 has 16 divisors (see below), whose sum is σ = 27783360. Its totient is φ = 4244592.

The previous prime is 13312693. The next prime is 13312723. The reversal of 13312722 is 22721331.

It is not an unprimeable number, because it can be changed into a prime (13312723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48097 + ... + 48372.

It is an arithmetic number, because the mean of its divisors is an integer number (1736460).

Almost surely, 2^13312722 is an apocalyptic number.

13312722 is an abundant number, since it is smaller than the sum of its proper divisors (14470638).

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

13312722 is a wasteful number, since it uses less digits than its factorization.

13312722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96497.

The product of its digits is 504, while the sum is 21.

The square root of 13312722 is about 3648.6603020835. The cubic root of 13312722 is about 237.0039700950.

The spelling of 13312722 in words is "thirteen million, three hundred twelve thousand, seven hundred twenty-two".