13426724 has 12 divisors (see below), whose sum is σ = 23559900. Its totient is φ = 6695328.

The previous prime is 13426709. The next prime is 13426741. The reversal of 13426724 is 42762431.

It can be written as a sum of positive squares in 2 ways, for example, as 6760000 + 6666724 = 2600^2 + 2582^2 .

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, 2759 + ... + 5870.

It is an arithmetic number, because the mean of its divisors is an integer number (1963325).

Almost surely, 2^13426724 is an apocalyptic number.

It is an amenable number.

13426724 is a deficient number, since it is larger than the sum of its proper divisors (10133176).

13426724 is a wasteful number, since it uses less digits than its factorization.

13426724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9022 (or 9020 counting only the distinct ones).

The product of its digits is 8064, while the sum is 29.

The square root of 13426724 is about 3664.2494456573. The cubic root of 13426724 is about 237.6785670937.

The spelling of 13426724 in words is "thirteen million, four hundred twenty-six thousand, seven hundred twenty-four".