13224392 has 32 divisors (see below), whose sum is σ = 26083200. Its totient is φ = 6277824.

The previous prime is 13224391. The next prime is 13224457. The reversal of 13224392 is 29342231.

It is a super-3 number, since 3×13224392³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13224391) 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, 12209 + ... + 13247.

It is an arithmetic number, because the mean of its divisors is an integer number (815100).

Almost surely, 2^13224392 is an apocalyptic number.

It is an amenable number.

13224392 is a deficient number, since it is larger than the sum of its proper divisors (12858808).

13224392 is a wasteful number, since it uses less digits than its factorization.

13224392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125 (or 1121 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 13224392 is about 3636.5357141103. The cubic root of 13224392 is about 236.4786321908.

The spelling of 13224392 in words is "thirteen million, two hundred twenty-four thousand, three hundred ninety-two".