44649928 has 16 divisors (see below), whose sum is σ = 83790000. Its totient is φ = 22305936.

The previous prime is 44649919. The next prime is 44649929. The reversal of 44649928 is 82994644.

It is not an unprimeable number, because it can be changed into a prime (44649929) 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, 15463 + ... + 18121.

It is an arithmetic number, because the mean of its divisors is an integer number (5236875).

Almost surely, 2^44649928 is an apocalyptic number.

It is an amenable number.

44649928 is a deficient number, since it is larger than the sum of its proper divisors (39140072).

44649928 is a wasteful number, since it uses less digits than its factorization.

44649928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4764 (or 4760 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 44649928 is about 6682.0601613574. The cubic root of 44649928 is about 354.7645810713.

The spelling of 44649928 in words is "forty-four million, six hundred forty-nine thousand, nine hundred twenty-eight".