44840920 has 16 divisors (see below), whose sum is σ = 100892160. Its totient is φ = 17936352.

The previous prime is 44840909. The next prime is 44840923. The reversal of 44840920 is 2904844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44840923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560472 + ... + 560551.

It is an arithmetic number, because the mean of its divisors is an integer number (6305760).

Almost surely, 2^44840920 is an apocalyptic number.

44840920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44840920 is an abundant number, since it is smaller than the sum of its proper divisors (56051240).

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

44840920 is a wasteful number, since it uses less digits than its factorization.

44840920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121034 (or 1121030 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 44840920 is about 6696.3363117454. The cubic root of 44840920 is about 355.2697018139.

The spelling of 44840920 in words is "forty-four million, eight hundred forty thousand, nine hundred twenty".