44589140 has 24 divisors (see below), whose sum is σ = 95922792. Its totient is φ = 17400320.

The previous prime is 44589133. The next prime is 44589161. The reversal of 44589140 is 4198544.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2572816 + 42016324 = 1604^2 + 6482^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 44589140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26369 + ... + 28008.

It is an arithmetic number, because the mean of its divisors is an integer number (3996783).

Almost surely, 2^44589140 is an apocalyptic number.

It is an amenable number.

44589140 is an abundant number, since it is smaller than the sum of its proper divisors (51333652).

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

44589140 is a wasteful number, since it uses less digits than its factorization.

44589140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54427 (or 54425 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 44589140 is about 6677.5100149682. The cubic root of 44589140 is about 354.6035115812.

The spelling of 44589140 in words is "forty-four million, five hundred eighty-nine thousand, one hundred forty".