36664173 has 48 divisors (see below), whose sum is σ = 66044160. Its totient is φ = 19084032.

The previous prime is 36664153. The next prime is 36664213. The reversal of 36664173 is 37146663.

It is a happy number.

It is not a de Polignac number, because 36664173 - 2⁶ = 36664109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36664153) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72640 + ... + 73142.

It is an arithmetic number, because the mean of its divisors is an integer number (1375920).

Almost surely, 2^36664173 is an apocalyptic number.

It is an amenable number.

36664173 is a deficient number, since it is larger than the sum of its proper divisors (29379987).

36664173 is a wasteful number, since it uses less digits than its factorization.

36664173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 615 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 36664173 is about 6055.0947969458. The cubic root of 36664173 is about 332.2109663408.

The spelling of 36664173 in words is "thirty-six million, six hundred sixty-four thousand, one hundred seventy-three".