36664560 has 60 divisors (see below), whose sum is σ = 123134232. Its totient is φ = 9777024.

The previous prime is 36664549. The next prime is 36664583. The reversal of 36664560 is 6546663.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24742 + ... + 26181.

Almost surely, 2^36664560 is an apocalyptic number.

36664560 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36664560 is an abundant number, since it is smaller than the sum of its proper divisors (86469672).

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

36664560 is a wasteful number, since it uses less digits than its factorization.

36664560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50942 (or 50933 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 36664560 is about 6055.1267534214. The cubic root of 36664560 is about 332.2121351947.

The spelling of 36664560 in words is "thirty-six million, six hundred sixty-four thousand, five hundred sixty".