36921964 has 24 divisors (see below), whose sum is σ = 66402000. Its totient is φ = 17956800.

The previous prime is 36921949. The next prime is 36921971. The reversal of 36921964 is 46912963.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23062 + ... + 24610.

It is an arithmetic number, because the mean of its divisors is an integer number (2766750).

Almost surely, 2^36921964 is an apocalyptic number.

It is an amenable number.

36921964 is a deficient number, since it is larger than the sum of its proper divisors (29480036).

36921964 is a wasteful number, since it uses less digits than its factorization.

36921964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713 (or 1711 counting only the distinct ones).

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

The square root of 36921964 is about 6076.3446248547. The cubic root of 36921964 is about 332.9877560751.

Subtracting 36921964 from its reverse (46912963), we obtain a palindrome (9990999).

The spelling of 36921964 in words is "thirty-six million, nine hundred twenty-one thousand, nine hundred sixty-four".