36389144 has 32 divisors (see below), whose sum is σ = 74768400. Its totient is φ = 16465920.

The previous prime is 36389141. The next prime is 36389159. The reversal of 36389144 is 44198363.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 36389098 and 36389107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36389141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21812 + ... + 23420.

Almost surely, 2^36389144 is an apocalyptic number.

It is an amenable number.

36389144 is an abundant number, since it is smaller than the sum of its proper divisors (38379256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36389144 is a wasteful number, since it uses less digits than its factorization.

36389144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883 (or 1879 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 36389144 is about 6032.3415022692. The cubic root of 36389144 is about 331.3782091105.

The spelling of 36389144 in words is "thirty-six million, three hundred eighty-nine thousand, one hundred forty-four".