90044259 has 16 divisors (see below), whose sum is σ = 123439104. Its totient is φ = 58363200.

The previous prime is 90044233. The next prime is 90044261. The reversal of 90044259 is 95244009.

It is not a de Polignac number, because 90044259 - 2⁷ = 90044131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90044959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12654 + ... + 18444.

It is an arithmetic number, because the mean of its divisors is an integer number (7714944).

Almost surely, 2^90044259 is an apocalyptic number.

90044259 is a deficient number, since it is larger than the sum of its proper divisors (33394845).

90044259 is a wasteful number, since it uses less digits than its factorization.

90044259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5938.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 90044259 is about 9489.1653479113. The cubic root of 90044259 is about 448.2139227997.

The spelling of 90044259 in words is "ninety million, forty-four thousand, two hundred fifty-nine".