44281972 has 12 divisors (see below), whose sum is σ = 88564000. Its totient is φ = 18977976.

The previous prime is 44281967. The next prime is 44281997. The reversal of 44281972 is 27918244.

44281972 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 790722 + ... + 790777.

Almost surely, 2^44281972 is an apocalyptic number.

It is an amenable number.

44281972 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

44281972 is a wasteful number, since it uses less digits than its factorization.

44281972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581510 (or 1581508 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 44281972 is about 6654.4700765726. The cubic root of 44281972 is about 353.7873641896.

It can be divided in two parts, 4428 and 1972, that added together give a square (6400 = 80²).

The spelling of 44281972 in words is "forty-four million, two hundred eighty-one thousand, nine hundred seventy-two".