44283921 has 16 divisors (see below), whose sum is σ = 64846848. Its totient is φ = 26658000.

The previous prime is 44283893. The next prime is 44283959. The reversal of 44283921 is 12938244.

It is not a de Polignac number, because 44283921 - 2¹³ = 44275729 is a prime.

It is a super-2 number, since 2×44283921² = 3922131318268482, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (44283961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540 + ... + 9426.

It is an arithmetic number, because the mean of its divisors is an integer number (4052928).

Almost surely, 2^44283921 is an apocalyptic number.

It is an amenable number.

44283921 is a deficient number, since it is larger than the sum of its proper divisors (20562927).

44283921 is a wasteful number, since it uses less digits than its factorization.

44283921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9052.

The product of its digits is 13824, while the sum is 33.

The square root of 44283921 is about 6654.6165178769. The cubic root of 44283921 is about 353.7925545747.

The spelling of 44283921 in words is "forty-four million, two hundred eighty-three thousand, nine hundred twenty-one".