2559290 has 16 divisors (see below), whose sum is σ = 4731912. Its totient is φ = 995904.

The previous prime is 2559289. The next prime is 2559313. The reversal of 2559290 is 929552.

2559290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2493241 + 66049 = 1579^2 + 257^2 .

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3089 + ... + 3828.

2^2559290 is an apocalyptic number.

2559290 is a deficient number, since it is larger than the sum of its proper divisors (2172622).

2559290 is a wasteful number, since it uses less digits than its factorization.

2559290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6961.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 2559290 is about 1599.7781096140. The cubic root of 2559290 is about 136.7854278677.

The spelling of 2559290 in words is "two million, five hundred fifty-nine thousand, two hundred ninety".