44481988 has 12 divisors (see below), whose sum is σ = 79163280. Its totient is φ = 21863912.

The previous prime is 44481973. The next prime is 44481989. The reversal of 44481988 is 88918444.

It is not an unprimeable number, because it can be changed into a prime (44481989) 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, 94006 + ... + 94477.

It is an arithmetic number, because the mean of its divisors is an integer number (6596940).

Almost surely, 2^44481988 is an apocalyptic number.

It is an amenable number.

44481988 is a deficient number, since it is larger than the sum of its proper divisors (34681292).

44481988 is a wasteful number, since it uses less digits than its factorization.

44481988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188546 (or 188544 counting only the distinct ones).

The product of its digits is 294912, while the sum is 46.

The square root of 44481988 is about 6669.4818389437. The cubic root of 44481988 is about 354.3192349422.

The spelling of 44481988 in words is "forty-four million, four hundred eighty-one thousand, nine hundred eighty-eight".