44407872 has 112 divisors (see below), whose sum is σ = 134924800. Its totient is φ = 14307840.

The previous prime is 44407849. The next prime is 44407877. The reversal of 44407872 is 27870444.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (44407877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53154 + ... + 53982.

Almost surely, 2^44407872 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 44407872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67462400).

44407872 is an abundant number, since it is smaller than the sum of its proper divisors (90516928).

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

44407872 is a wasteful number, since it uses less digits than its factorization.

44407872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881 (or 865 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 36.

The square root of 44407872 is about 6663.9231688248. The cubic root of 44407872 is about 354.1223363446.

The spelling of 44407872 in words is "forty-four million, four hundred seven thousand, eight hundred seventy-two".