109986856 has 32 divisors (see below), whose sum is σ = 239688000. Its totient is φ = 46336896.

The previous prime is 109986841. The next prime is 109986859. The reversal of 109986856 is 658689901.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (109986859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13341 + ... + 19948.

It is an arithmetic number, because the mean of its divisors is an integer number (7490250).

Almost surely, 2^109986856 is an apocalyptic number.

It is an amenable number.

109986856 is an abundant number, since it is smaller than the sum of its proper divisors (129701144).

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

109986856 is a wasteful number, since it uses less digits than its factorization.

109986856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33361 (or 33357 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 52.

The square root of 109986856 is about 10487.4618473680. The cubic root of 109986856 is about 479.1229005756.

The spelling of 109986856 in words is "one hundred nine million, nine hundred eighty-six thousand, eight hundred fifty-six".