2559099 has 4 divisors (see below), whose sum is σ = 3412136. Its totient is φ = 1706064.

The previous prime is 2559083. The next prime is 2559101. The reversal of 2559099 is 9909552.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2559099 - 2⁴ = 2559083 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2559079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426514 + ... + 426519.

It is an arithmetic number, because the mean of its divisors is an integer number (853034).

2^2559099 is an apocalyptic number.

2559099 is a deficient number, since it is larger than the sum of its proper divisors (853037).

2559099 is an equidigital number, since it uses as much as digits as its factorization.

2559099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853036.

The product of its (nonzero) digits is 36450, while the sum is 39.

The square root of 2559099 is about 1599.7184127214. The cubic root of 2559099 is about 136.7820250142.

The spelling of 2559099 in words is "two million, five hundred fifty-nine thousand, ninety-nine".