102159636 has 24 divisors (see below), whose sum is σ = 238601664. Its totient is φ = 34020480.

The previous prime is 102159619. The next prime is 102159643. The reversal of 102159636 is 636951201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102159597 and 102159606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11196 + ... + 18156.

It is an arithmetic number, because the mean of its divisors is an integer number (9941736).

Almost surely, 2^102159636 is an apocalyptic number.

It is an amenable number.

102159636 is an abundant number, since it is smaller than the sum of its proper divisors (136442028).

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

102159636 is a wasteful number, since it uses less digits than its factorization.

102159636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8191 (or 8189 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 102159636 is about 10107.4050082106. The cubic root of 102159636 is about 467.4764947622.

The spelling of 102159636 in words is "one hundred two million, one hundred fifty-nine thousand, six hundred thirty-six".