44997504 has 128 divisors (see below), whose sum is σ = 129768480. Its totient is φ = 13762560.

The previous prime is 44997493. The next prime is 44997509. The reversal of 44997504 is 40579944.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44997509) 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, 398152 + ... + 398264.

Almost surely, 2^44997504 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 44997504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64884240).

44997504 is an abundant number, since it is smaller than the sum of its proper divisors (84770976).

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

44997504 is a wasteful number, since it uses less digits than its factorization.

44997504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 44997504 is about 6708.0178890638. The cubic root of 44997504 is about 355.6827540269.

The spelling of 44997504 in words is "forty-four million, nine hundred ninety-seven thousand, five hundred four".