36863856 has 40 divisors (see below), whose sum is σ = 105814160. Its totient is φ = 12287808.

The previous prime is 36863851. The next prime is 36863873. The reversal of 36863856 is 65836863.

36863856 is a `hidden beast` number, since 3 + 6 + 8 + 638 + 5 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36863851) 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, 42235 + ... + 43098.

It is an arithmetic number, because the mean of its divisors is an integer number (2645354).

Almost surely, 2^36863856 is an apocalyptic number.

36863856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

36863856 is an abundant number, since it is smaller than the sum of its proper divisors (68950304).

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

36863856 is a wasteful number, since it uses less digits than its factorization.

36863856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85350 (or 85338 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 36863856 is about 6071.5612489705. The cubic root of 36863856 is about 332.8129783369.

The spelling of 36863856 in words is "thirty-six million, eight hundred sixty-three thousand, eight hundred fifty-six".