13389724 has 6 divisors (see below), whose sum is σ = 23432024. Its totient is φ = 6694860.

The previous prime is 13389707. The next prime is 13389743. The reversal of 13389724 is 42798331.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1673712 + ... + 1673719.

Almost surely, 2^13389724 is an apocalyptic number.

It is an amenable number.

13389724 is a deficient number, since it is larger than the sum of its proper divisors (10042300).

13389724 is a wasteful number, since it uses less digits than its factorization.

13389724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347435 (or 3347433 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 13389724 is about 3659.1971797103. The cubic root of 13389724 is about 237.4600427701.

The spelling of 13389724 in words is "thirteen million, three hundred eighty-nine thousand, seven hundred twenty-four".