36159144 has 128 divisors (see below), whose sum is σ = 109486080. Its totient is φ = 9734400.

The previous prime is 36159133. The next prime is 36159181. The reversal of 36159144 is 44195163.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275959 + ... + 276089.

It is an arithmetic number, because the mean of its divisors is an integer number (855360).

Almost surely, 2^36159144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36159144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54743040).

36159144 is an abundant number, since it is smaller than the sum of its proper divisors (73326936).

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

36159144 is a wasteful number, since it uses less digits than its factorization.

36159144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 227 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 36159144 is about 6013.2473755867. The cubic root of 36159144 is about 330.6785670000.

The spelling of 36159144 in words is "thirty-six million, one hundred fifty-nine thousand, one hundred forty-four".