36399166 has 4 divisors (see below), whose sum is σ = 54598752. Its totient is φ = 18199582.

The previous prime is 36399161. The next prime is 36399173. The reversal of 36399166 is 66199363.

36399166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66199363 = 19 ⋅3484177.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36399161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9099790 + ... + 9099793.

It is an arithmetic number, because the mean of its divisors is an integer number (13649688).

Almost surely, 2^36399166 is an apocalyptic number.

36399166 is a deficient number, since it is larger than the sum of its proper divisors (18199586).

36399166 is a wasteful number, since it uses less digits than its factorization.

36399166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18199585.

The product of its digits is 157464, while the sum is 43.

The square root of 36399166 is about 6033.1721341265. The cubic root of 36399166 is about 331.4086281422.

The spelling of 36399166 in words is "thirty-six million, three hundred ninety-nine thousand, one hundred sixty-six".