44947224 has 128 divisors (see below), whose sum is σ = 144844800. Its totient is φ = 12807072.

The previous prime is 44947213. The next prime is 44947229. The reversal of 44947224 is 42274944.

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 not an unprimeable number, because it can be changed into a prime (44947229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122289 + ... + 122655.

It is an arithmetic number, because the mean of its divisors is an integer number (1131600).

Almost surely, 2^44947224 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 44947224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72422400).

44947224 is an abundant number, since it is smaller than the sum of its proper divisors (99897576).

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

44947224 is an equidigital number, since it uses as much as digits as its factorization.

44947224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 379 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 44947224 is about 6704.2690876784. The cubic root of 44947224 is about 355.5502252384.

The spelling of 44947224 in words is "forty-four million, nine hundred forty-seven thousand, two hundred twenty-four".