13696623 has 12 divisors (see below), whose sum is σ = 20319208. Its totient is φ = 8884080.

The previous prime is 13696603. The next prime is 13696633. The reversal of 13696623 is 32669631.

It is not a de Polignac number, because 13696623 - 2⁵ = 13696591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13696603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20233 + ... + 20898.

Almost surely, 2^13696623 is an apocalyptic number.

13696623 is a deficient number, since it is larger than the sum of its proper divisors (6622585).

13696623 is a wasteful number, since it uses less digits than its factorization.

13696623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41174 (or 41171 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 13696623 is about 3700.8948917796. The cubic root of 13696623 is about 239.2605888861.

The spelling of 13696623 in words is "thirteen million, six hundred ninety-six thousand, six hundred twenty-three".