36623189 has 4 divisors (see below), whose sum is σ = 36667680. Its totient is φ = 36578700.

The previous prime is 36623179. The next prime is 36623227. The reversal of 36623189 is 98132663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36623189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36623179) 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, 20987 + ... + 22664.

It is an arithmetic number, because the mean of its divisors is an integer number (9166920).

Almost surely, 2^36623189 is an apocalyptic number.

It is an amenable number.

36623189 is a deficient number, since it is larger than the sum of its proper divisors (44491).

36623189 is an equidigital number, since it uses as much as digits as its factorization.

36623189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44490.

The product of its digits is 46656, while the sum is 38.

The square root of 36623189 is about 6051.7095931646. The cubic root of 36623189 is about 332.0871360049.

The spelling of 36623189 in words is "thirty-six million, six hundred twenty-three thousand, one hundred eighty-nine".