36463986 has 64 divisors (see below), whose sum is σ = 88166400. Its totient is φ = 11104128.

The previous prime is 36463943. The next prime is 36464017. The reversal of 36463986 is 68936463.

36463986 is a `hidden beast` number, since 3 + 6 + 4 + 639 + 8 + 6 = 666.

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, 88950 + ... + 89358.

It is an arithmetic number, because the mean of its divisors is an integer number (1377600).

Almost surely, 2^36463986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36463986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44083200).

36463986 is an abundant number, since it is smaller than the sum of its proper divisors (51702414).

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

36463986 is a wasteful number, since it uses less digits than its factorization.

36463986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 554 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 36463986 is about 6038.5417113737. The cubic root of 36463986 is about 331.6052367508.

The spelling of 36463986 in words is "thirty-six million, four hundred sixty-three thousand, nine hundred eighty-six".