36645664 has 24 divisors (see below), whose sum is σ = 78705648. Its totient is φ = 16656960.

The previous prime is 36645641. The next prime is 36645671. The reversal of 36645664 is 46654663.

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 3 ways as a sum of consecutive naturals, for example, 51702 + ... + 52405.

It is an arithmetic number, because the mean of its divisors is an integer number (3279402).

Almost surely, 2^36645664 is an apocalyptic number.

It is an amenable number.

36645664 is an abundant number, since it is smaller than the sum of its proper divisors (42059984).

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

36645664 is a wasteful number, since it uses less digits than its factorization.

36645664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104128 (or 104120 counting only the distinct ones).

The product of its digits is 311040, while the sum is 40.

The square root of 36645664 is about 6053.5662216581. The cubic root of 36645664 is about 332.1550541040.

The spelling of 36645664 in words is "thirty-six million, six hundred forty-five thousand, six hundred sixty-four".