36989664 has 48 divisors (see below), whose sum is σ = 97452432. Its totient is φ = 12284928.

The previous prime is 36989657. The next prime is 36989699. The reversal of 36989664 is 46698963.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

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, 35292 + ... + 36324.

It is an arithmetic number, because the mean of its divisors is an integer number (2030259).

Almost surely, 2^36989664 is an apocalyptic number.

It is an amenable number.

36989664 is an abundant number, since it is smaller than the sum of its proper divisors (60462768).

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

36989664 is a wasteful number, since it uses less digits than its factorization.

36989664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419 (or 1411 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 51.

The square root of 36989664 is about 6081.9128569883. The cubic root of 36989664 is about 333.1911535856.

The spelling of 36989664 in words is "thirty-six million, nine hundred eighty-nine thousand, six hundred sixty-four".