13322304 has 84 divisors (see below), whose sum is σ = 38732460. Its totient is φ = 4377600.

The previous prime is 13322299. The next prime is 13322311. The reversal of 13322304 is 40322331.

It can be written as a sum of positive squares in 2 ways, for example, as 12616704 + 705600 = 3552^2 + 840^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58062 + ... + 58290.

Almost surely, 2^13322304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13322304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19366230).

13322304 is an abundant number, since it is smaller than the sum of its proper divisors (25410156).

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

13322304 is a wasteful number, since it uses less digits than its factorization.

13322304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 335 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 13322304 is about 3649.9731505862. The cubic root of 13322304 is about 237.0608186595.

Adding to 13322304 its reverse (40322331), we get a palindrome (53644635).

The spelling of 13322304 in words is "thirteen million, three hundred twenty-two thousand, three hundred four".