44028890 has 32 divisors (see below), whose sum is σ = 85691520. Its totient is φ = 16231104.

The previous prime is 44028889. The next prime is 44028893. The reversal of 44028890 is 9882044.

It is a self number, because there is not a number n which added to its sum of digits gives 44028890.

It is not an unprimeable number, because it can be changed into a prime (44028893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3899 + ... + 10161.

It is an arithmetic number, because the mean of its divisors is an integer number (2677860).

Almost surely, 2^44028890 is an apocalyptic number.

44028890 is a deficient number, since it is larger than the sum of its proper divisors (41662630).

44028890 is a wasteful number, since it uses less digits than its factorization.

44028890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6326.

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 44028890 is about 6635.4268890554. The cubic root of 44028890 is about 353.1120831154.

The spelling of 44028890 in words is "forty-four million, twenty-eight thousand, eight hundred ninety".