36646164 has 36 divisors (see below), whose sum is σ = 93542176. Its totient is φ = 12095568.

The previous prime is 36646163. The next prime is 36646171. The reversal of 36646164 is 46164663.

36646164 is a `hidden beast` number, since 3 + 6 + 646 + 1 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36646163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1234 + ... + 8649.

Almost surely, 2^36646164 is an apocalyptic number.

It is an amenable number.

36646164 is an abundant number, since it is smaller than the sum of its proper divisors (56896012).

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

36646164 is a wasteful number, since it uses less digits than its factorization.

36646164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9996 (or 9991 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 36646164 is about 6053.6075194879. The cubic root of 36646164 is about 332.1565647581.

The spelling of 36646164 in words is "thirty-six million, six hundred forty-six thousand, one hundred sixty-four".