44187144 has 64 divisors (see below), whose sum is σ = 115568640. Its totient is φ = 14064960.

The previous prime is 44187083. The next prime is 44187151. The reversal of 44187144 is 44178144.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48049 + ... + 48959.

It is an arithmetic number, because the mean of its divisors is an integer number (1805760).

Almost surely, 2^44187144 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 44187144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57784320).

44187144 is an abundant number, since it is smaller than the sum of its proper divisors (71381496).

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

44187144 is a wasteful number, since it uses less digits than its factorization.

44187144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010 (or 1006 counting only the distinct ones).

The product of its digits is 14336, while the sum is 33.

The square root of 44187144 is about 6647.3411225843. The cubic root of 44187144 is about 353.5346434015.

The spelling of 44187144 in words is "forty-four million, one hundred eighty-seven thousand, one hundred forty-four".