44422990 has 24 divisors (see below), whose sum is σ = 81739512. Its totient is φ = 17382480.

The previous prime is 44422981. The next prime is 44422991. The reversal of 44422990 is 9922444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44422991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21085 + ... + 23095.

It is an arithmetic number, because the mean of its divisors is an integer number (3405813).

Almost surely, 2^44422990 is an apocalyptic number.

44422990 is a deficient number, since it is larger than the sum of its proper divisors (37316522).

44422990 is a wasteful number, since it uses less digits than its factorization.

44422990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112 (or 2065 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 44422990 is about 6665.0573891003. The cubic root of 44422990 is about 354.1625170140.

The spelling of 44422990 in words is "forty-four million, four hundred twenty-two thousand, nine hundred ninety".