15696136 has 16 divisors (see below), whose sum is σ = 29472300. Its totient is φ = 7836864.

The previous prime is 15696133. The next prime is 15696179. The reversal of 15696136 is 63169651.

It can be written as a sum of positive squares in 2 ways, for example, as 15602500 + 93636 = 3950^2 + 306^2 .

It is a junction number, because it is equal to n+sod(n) for n = 15696095 and 15696104.

It is not an unprimeable number, because it can be changed into a prime (15696133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10270 + ... + 11698.

Almost surely, 2^15696136 is an apocalyptic number.

It is an amenable number.

15696136 is a deficient number, since it is larger than the sum of its proper divisors (13776164).

15696136 is a wasteful number, since it uses less digits than its factorization.

15696136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2808 (or 2804 counting only the distinct ones).

The product of its digits is 29160, while the sum is 37.

The square root of 15696136 is about 3961.8349284139. The cubic root of 15696136 is about 250.3788176987.

The spelling of 15696136 in words is "fifteen million, six hundred ninety-six thousand, one hundred thirty-six".