36664147 has 4 divisors (see below), whose sum is σ = 39484480. Its totient is φ = 33843816.

The previous prime is 36664109. The next prime is 36664153. The reversal of 36664147 is 74146663.

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

It is a cyclic number.

It is not a de Polignac number, because 36664147 - 2¹¹ = 36662099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36604147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1410147 + ... + 1410172.

It is an arithmetic number, because the mean of its divisors is an integer number (9871120).

Almost surely, 2^36664147 is an apocalyptic number.

36664147 is a deficient number, since it is larger than the sum of its proper divisors (2820333).

36664147 is a wasteful number, since it uses less digits than its factorization.

36664147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2820332.

The product of its digits is 72576, while the sum is 37.

The square root of 36664147 is about 6055.0926499931. The cubic root of 36664147 is about 332.2108878128.

The spelling of 36664147 in words is "thirty-six million, six hundred sixty-four thousand, one hundred forty-seven".