44643424 has 48 divisors (see below), whose sum is σ = 102918816. Its totient is φ = 18662400.

The previous prime is 44643419. The next prime is 44643491. The reversal of 44643424 is 42434644.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6754 + ... + 11614.

It is an arithmetic number, because the mean of its divisors is an integer number (2144142).

Almost surely, 2^44643424 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 44643424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51459408).

44643424 is an abundant number, since it is smaller than the sum of its proper divisors (58275392).

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

44643424 is a wasteful number, since it uses less digits than its factorization.

44643424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4919 (or 4911 counting only the distinct ones).

The product of its digits is 36864, while the sum is 31.

The square root of 44643424 is about 6681.5734673803. The cubic root of 44643424 is about 354.7473544599.

The spelling of 44643424 in words is "forty-four million, six hundred forty-three thousand, four hundred twenty-four".