44121364 has 18 divisors (see below), whose sum is σ = 89818890. Its totient is φ = 18909072.

The previous prime is 44121359. The next prime is 44121367. The reversal of 44121364 is 46312144.

It can be written as a sum of positive squares in only one way, i.e., 26832400 + 17288964 = 5180^2 + 4158^2 .

It is a super-2 number, since 2×44121364² = 3893389522440992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44121367) 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 5 ways as a sum of consecutive naturals, for example, 112359 + ... + 112750.

Almost surely, 2^44121364 is an apocalyptic number.

It is an amenable number.

44121364 is an abundant number, since it is smaller than the sum of its proper divisors (45697526).

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

44121364 is a wasteful number, since it uses less digits than its factorization.

44121364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225127 (or 225118 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 44121364 is about 6642.3914368245. The cubic root of 44121364 is about 353.3591243387.

It can be divided in two parts, 4412 and 1364, that added together give a square (5776 = 76²).

The spelling of 44121364 in words is "forty-four million, one hundred twenty-one thousand, three hundred sixty-four".