2559515 has 24 divisors (see below), whose sum is σ = 3699072. Its totient is φ = 1693440.

The previous prime is 2559497. The next prime is 2559517. The reversal of 2559515 is 5159552.

2559515 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 2559515 - 2¹⁶ = 2493979 is a prime.

It is a super-2 number, since 2×2559515² = 13102234070450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2559517) 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 23 ways as a sum of consecutive naturals, for example, 7427 + ... + 7763.

It is an arithmetic number, because the mean of its divisors is an integer number (154128).

2^2559515 is an apocalyptic number.

2559515 is a deficient number, since it is larger than the sum of its proper divisors (1139557).

2559515 is a wasteful number, since it uses less digits than its factorization.

2559515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387 (or 380 counting only the distinct ones).

The product of its digits is 11250, while the sum is 32.

The square root of 2559515 is about 1599.8484303208. The cubic root of 2559515 is about 136.7894362475.

The spelling of 2559515 in words is "two million, five hundred fifty-nine thousand, five hundred fifteen".