44903664 has 180 divisors, whose sum is σ = 145495896. Its totient is φ = 12847104.

The previous prime is 44903657. The next prime is 44903671. The reversal of 44903664 is 46630944.

44903664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (44903657) and next prime (44903671).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 540967 + ... + 541049.

Almost surely, 2^44903664 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 44903664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72747948).

44903664 is an abundant number, since it is smaller than the sum of its proper divisors (100592232).

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

44903664 is a wasteful number, since it uses less digits than its factorization.

44903664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 44903664 is about 6701.0196239080. The cubic root of 44903664 is about 355.4353292012.

The spelling of 44903664 in words is "forty-four million, nine hundred three thousand, six hundred sixty-four".