44002890 has 24 divisors (see below), whose sum is σ = 114407748. Its totient is φ = 11734080.

The previous prime is 44002883. The next prime is 44002891. The reversal of 44002890 is 9820044.

It can be written as a sum of positive squares in 2 ways, for example, as 42497361 + 1505529 = 6519^2 + 1227^2 .

It is not an unprimeable number, because it can be changed into a prime (44002891) 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, 244371 + ... + 244550.

Almost surely, 2^44002890 is an apocalyptic number.

44002890 is an abundant number, since it is smaller than the sum of its proper divisors (70404858).

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

44002890 is a wasteful number, since it uses less digits than its factorization.

44002890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488934 (or 488931 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 44002890 is about 6633.4674190803. The cubic root of 44002890 is about 353.0425626866.

The spelling of 44002890 in words is "forty-four million, two thousand, eight hundred ninety".