44224664 has 16 divisors (see below), whose sum is σ = 90459720. Its totient is φ = 20102080.

The previous prime is 44224639. The next prime is 44224669. The reversal of 44224664 is 46642244.

It is a self number, because there is not a number n which added to its sum of digits gives 44224664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44224669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251189 + ... + 251364.

Almost surely, 2^44224664 is an apocalyptic number.

44224664 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44224664 is an abundant number, since it is smaller than the sum of its proper divisors (46235056).

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

44224664 is a wasteful number, since it uses less digits than its factorization.

44224664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502570 (or 502566 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

The square root of 44224664 is about 6650.1627047765. The cubic root of 44224664 is about 353.6346790377.

The spelling of 44224664 in words is "forty-four million, two hundred twenty-four thousand, six hundred sixty-four".