36166687 has 4 divisors (see below), whose sum is σ = 36178920. Its totient is φ = 36154456.

The previous prime is 36166661. The next prime is 36166721. The reversal of 36166687 is 78666163.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36166687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36166607) 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, 1389 + ... + 8617.

It is an arithmetic number, because the mean of its divisors is an integer number (9044730).

Almost surely, 2^36166687 is an apocalyptic number.

36166687 is a deficient number, since it is larger than the sum of its proper divisors (12233).

36166687 is an equidigital number, since it uses as much as digits as its factorization.

36166687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12232.

The product of its digits is 217728, while the sum is 43.

The square root of 36166687 is about 6013.8745414250. The cubic root of 36166687 is about 330.7015592018.

The spelling of 36166687 in words is "thirty-six million, one hundred sixty-six thousand, six hundred eighty-seven".