13726444 has 12 divisors (see below), whose sum is σ = 24532704. Its totient is φ = 6717104.

The previous prime is 13726439. The next prime is 13726451. The reversal of 13726444 is 44462731.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36319 + ... + 36694.

It is an arithmetic number, because the mean of its divisors is an integer number (2044392).

Almost surely, 2^13726444 is an apocalyptic number.

It is an amenable number.

13726444 is a deficient number, since it is larger than the sum of its proper divisors (10806260).

13726444 is a wasteful number, since it uses less digits than its factorization.

13726444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73064 (or 73062 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 13726444 is about 3704.9215916130. The cubic root of 13726444 is about 239.4341065494.

The spelling of 13726444 in words is "thirteen million, seven hundred twenty-six thousand, four hundred forty-four".