13693936 has 20 divisors (see below), whose sum is σ = 26676864. Its totient is φ = 6809600.

The previous prime is 13693919. The next prime is 13693957. The reversal of 13693936 is 63939631.

13693936 = T₅₃ + T₅₄ + ... + T₄₃₄.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 816 + ... + 5296.

Almost surely, 2^13693936 is an apocalyptic number.

13693936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13693936 is a deficient number, since it is larger than the sum of its proper divisors (12982928).

13693936 is a wasteful number, since it uses less digits than its factorization.

13693936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680 (or 4674 counting only the distinct ones).

The product of its digits is 78732, while the sum is 40.

The square root of 13693936 is about 3700.5318536664. The cubic root of 13693936 is about 239.2449418358.

The spelling of 13693936 in words is "thirteen million, six hundred ninety-three thousand, nine hundred thirty-six".