36389808 has 120 divisors (see below), whose sum is σ = 125387808. Its totient is φ = 9593856.

The previous prime is 36389789. The next prime is 36389813. The reversal of 36389808 is 80898363.

36389808 is a `hidden beast` number, since 3 + 638 + 9 + 8 + 0 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11716 + ... + 14492.

Almost surely, 2^36389808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36389808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62693904).

36389808 is an abundant number, since it is smaller than the sum of its proper divisors (88998000).

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

36389808 is a wasteful number, since it uses less digits than its factorization.

36389808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2811 (or 2802 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 36389808 is about 6032.3965386901. The cubic root of 36389808 is about 331.3802246731.

The spelling of 36389808 in words is "thirty-six million, three hundred eighty-nine thousand, eight hundred eight".