44244981 has 48 divisors (see below), whose sum is σ = 74692800. Its totient is φ = 25835040.

The previous prime is 44244973. The next prime is 44244997. The reversal of 44244981 is 18944244.

It is not a de Polignac number, because 44244981 - 2³ = 44244973 is a prime.

It is a super-2 number, since 2×44244981² = 3915236687380722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44244911) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94510 + ... + 94976.

It is an arithmetic number, because the mean of its divisors is an integer number (1556100).

Almost surely, 2^44244981 is an apocalyptic number.

It is an amenable number.

44244981 is a deficient number, since it is larger than the sum of its proper divisors (30447819).

44244981 is a wasteful number, since it uses less digits than its factorization.

44244981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527 (or 510 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 44244981 is about 6651.6900859857. The cubic root of 44244981 is about 353.6888245089.

It can be divided in two parts, 44 and 244981, that added together give a square (245025 = 495²).

The spelling of 44244981 in words is "forty-four million, two hundred forty-four thousand, nine hundred eighty-one".