44920889 has 8 divisors (see below), whose sum is σ = 49197120. Its totient is φ = 40761936.

The previous prime is 44920877. The next prime is 44920907. The reversal of 44920889 is 98802944.

It is a happy number.

44920889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44920889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44920819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28517 + ... + 30050.

It is an arithmetic number, because the mean of its divisors is an integer number (6149640).

Almost surely, 2^44920889 is an apocalyptic number.

It is an amenable number.

44920889 is a deficient number, since it is larger than the sum of its proper divisors (4276231).

44920889 is a wasteful number, since it uses less digits than its factorization.

44920889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58639.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 44920889 is about 6702.3047528444. The cubic root of 44920889 is about 355.4807716018.

The spelling of 44920889 in words is "forty-four million, nine hundred twenty thousand, eight hundred eighty-nine".