44438616 has 48 divisors (see below), whose sum is σ = 122063760. Its totient is φ = 14602560.

The previous prime is 44438579. The next prime is 44438657. The reversal of 44438616 is 61683444.

44438616 is a `hidden beast` number, since 4 + 4 + 4 + 38 + 616 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 766 + ... + 9458.

It is an arithmetic number, because the mean of its divisors is an integer number (2542995).

Almost surely, 2^44438616 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 44438616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61031880).

44438616 is an abundant number, since it is smaller than the sum of its proper divisors (77625144).

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

44438616 is a wasteful number, since it uses less digits than its factorization.

44438616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8776 (or 8769 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 44438616 is about 6666.2295190010. The cubic root of 44438616 is about 354.2040382679.

It can be divided in two parts, 44438 and 616, that added together give a palindrome (45054).

The spelling of 44438616 in words is "forty-four million, four hundred thirty-eight thousand, six hundred sixteen".