113836866 has 64 divisors (see below), whose sum is σ = 281594880. Its totient is φ = 30162240.

The previous prime is 113836859. The next prime is 113836871. The reversal of 113836866 is 668638311.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12811 + ... + 19793.

It is an arithmetic number, because the mean of its divisors is an integer number (4399920).

Almost surely, 2^113836866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113836866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140797440).

113836866 is an abundant number, since it is smaller than the sum of its proper divisors (167758014).

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

113836866 is a wasteful number, since it uses less digits than its factorization.

113836866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7031.

The product of its digits is 124416, while the sum is 42.

The square root of 113836866 is about 10669.4360675717. The cubic root of 113836866 is about 484.6493600499.

The spelling of 113836866 in words is "one hundred thirteen million, eight hundred thirty-six thousand, eight hundred sixty-six".