2559091 has 6 divisors (see below), whose sum is σ = 2701140. Its totient is φ = 2417796.

The previous prime is 2559083. The next prime is 2559101. The reversal of 2559091 is 1909552.

2559091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2559091 - 2³ = 2559083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2559041) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 6790 + ... + 7156.

It is an arithmetic number, because the mean of its divisors is an integer number (450190).

2^2559091 is an apocalyptic number.

2559091 is a deficient number, since it is larger than the sum of its proper divisors (142049).

2559091 is an frugal number, since it uses more digits than its factorization.

2559091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 31.

The square root of 2559091 is about 1599.7159122794. The cubic root of 2559091 is about 136.7818824826.

The spelling of 2559091 in words is "two million, five hundred fifty-nine thousand, ninety-one".