13439392 has 24 divisors (see below), whose sum is σ = 27076896. Its totient is φ = 6562752.

The previous prime is 13439381. The next prime is 13439407. The reversal of 13439392 is 29393431.

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, 3508 + ... + 6259.

It is an arithmetic number, because the mean of its divisors is an integer number (1128204).

Almost surely, 2^13439392 is an apocalyptic number.

It is an amenable number.

13439392 is an abundant number, since it is smaller than the sum of its proper divisors (13637504).

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

13439392 is an equidigital number, since it uses as much as digits as its factorization.

13439392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9820 (or 9812 counting only the distinct ones).

The product of its digits is 17496, while the sum is 34.

The square root of 13439392 is about 3665.9776322285. The cubic root of 13439392 is about 237.7532928337.

It can be divided in two parts, 13439 and 392, that added together give a palindrome (13831).

The spelling of 13439392 in words is "thirteen million, four hundred thirty-nine thousand, three hundred ninety-two".