36866560 has 40 divisors (see below), whose sum is σ = 88399476. Its totient is φ = 14745600.

The previous prime is 36866521. The next prime is 36866561. The reversal of 36866560 is 6566863.

It can be written as a sum of positive squares in 2 ways, for example, as 33362176 + 3504384 = 5776^2 + 1872^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (36866561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4641 + ... + 9760.

Almost surely, 2^36866560 is an apocalyptic number.

It is an amenable number.

36866560 is an abundant number, since it is smaller than the sum of its proper divisors (51532916).

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

36866560 is an equidigital number, since it uses as much as digits as its factorization.

36866560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14424 (or 14408 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 36866560 is about 6071.7839223740. The cubic root of 36866560 is about 332.8211155241.

The spelling of 36866560 in words is "thirty-six million, eight hundred sixty-six thousand, five hundred sixty".