13909596 has 24 divisors (see below), whose sum is σ = 34164480. Its totient is φ = 4392432.

The previous prime is 13909573. The next prime is 13909601. The reversal of 13909596 is 69590931.

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 in 7 ways as a sum of consecutive naturals, for example, 30276 + ... + 30731.

It is an arithmetic number, because the mean of its divisors is an integer number (1423520).

Almost surely, 2^13909596 is an apocalyptic number.

It is an amenable number.

13909596 is an abundant number, since it is smaller than the sum of its proper divisors (20254884).

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

13909596 is a wasteful number, since it uses less digits than its factorization.

13909596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61033 (or 61031 counting only the distinct ones).

The product of its (nonzero) digits is 65610, while the sum is 42.

The square root of 13909596 is about 3729.5570782601. The cubic root of 13909596 is about 240.4943283543.

The spelling of 13909596 in words is "thirteen million, nine hundred nine thousand, five hundred ninety-six".