36939820 has 24 divisors (see below), whose sum is σ = 77916384. Its totient is φ = 14710656.

The previous prime is 36939797. The next prime is 36939839. The reversal of 36939820 is 2893963.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 697 + ... + 8623.

It is an arithmetic number, because the mean of its divisors is an integer number (3246516).

Almost surely, 2^36939820 is an apocalyptic number.

It is an amenable number.

36939820 is an abundant number, since it is smaller than the sum of its proper divisors (40976564).

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

36939820 is a wasteful number, since it uses less digits than its factorization.

36939820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8169 (or 8167 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 36939820 is about 6077.8137516709. The cubic root of 36939820 is about 333.0414266683.

The spelling of 36939820 in words is "thirty-six million, nine hundred thirty-nine thousand, eight hundred twenty".