44258940 has 96 divisors (see below), whose sum is σ = 150232320. Its totient is φ = 10728000.

The previous prime is 44258933. The next prime is 44258989. The reversal of 44258940 is 4985244.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 44258895 and 44258904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2215 + ... + 9665.

It is an arithmetic number, because the mean of its divisors is an integer number (1564920).

Almost surely, 2^44258940 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44258940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75116160).

44258940 is an abundant number, since it is smaller than the sum of its proper divisors (105973380).

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

44258940 is a wasteful number, since it uses less digits than its factorization.

44258940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7480 (or 7472 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 44258940 is about 6652.7392854372. The cubic root of 44258940 is about 353.7260160959.

The spelling of 44258940 in words is "forty-four million, two hundred fifty-eight thousand, nine hundred forty".