44920390 has 16 divisors (see below), whose sum is σ = 81080208. Its totient is φ = 17918496.

The previous prime is 44920387. The next prime is 44920397. The reversal of 44920390 is 9302944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44920397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2292 + ... + 9751.

It is an arithmetic number, because the mean of its divisors is an integer number (5067513).

Almost surely, 2^44920390 is an apocalyptic number.

44920390 is a deficient number, since it is larger than the sum of its proper divisors (36159818).

44920390 is a wasteful number, since it uses less digits than its factorization.

44920390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12423.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 44920390 is about 6702.2675267405. The cubic root of 44920390 is about 355.4794553206.

The spelling of 44920390 in words is "forty-four million, nine hundred twenty thousand, three hundred ninety".