2090259 has 8 divisors (see below), whose sum is σ = 3096720. Its totient is φ = 1393488.

The previous prime is 2090251. The next prime is 2090279. The reversal of 2090259 is 9520902.

It is not a de Polignac number, because 2090259 - 2³ = 2090251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 77417 = 2090259 / (2 + 0 + 9 + 0 + 2 + 5 + 9).

It is not an unprimeable number, because it can be changed into a prime (2090251) 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, 38682 + ... + 38735.

It is an arithmetic number, because the mean of its divisors is an integer number (387090).

2^2090259 is an apocalyptic number.

2090259 is a deficient number, since it is larger than the sum of its proper divisors (1006461).

2090259 is an equidigital number, since it uses as much as digits as its factorization.

2090259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77426 (or 77420 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 2090259 is about 1445.7728037282. The cubic root of 2090259 is about 127.8596076278.

The spelling of 2090259 in words is "two million, ninety thousand, two hundred fifty-nine".