36665165 has 4 divisors (see below), whose sum is σ = 43998204. Its totient is φ = 29332128.

The previous prime is 36665159. The next prime is 36665183. The reversal of 36665165 is 56156663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28536964 + 8128201 = 5342^2 + 2851^2 .

It is a cyclic number.

It is not a de Polignac number, because 36665165 - 2²⁴ = 19887949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3666512 + ... + 3666521.

It is an arithmetic number, because the mean of its divisors is an integer number (10999551).

Almost surely, 2^36665165 is an apocalyptic number.

It is an amenable number.

36665165 is a deficient number, since it is larger than the sum of its proper divisors (7333039).

36665165 is an equidigital number, since it uses as much as digits as its factorization.

36665165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7333038.

The product of its digits is 97200, while the sum is 38.

The square root of 36665165 is about 6055.1767108814. The cubic root of 36665165 is about 332.2139624564.

The spelling of 36665165 in words is "thirty-six million, six hundred sixty-five thousand, one hundred sixty-five".