2259915 has 16 divisors (see below), whose sum is σ = 4132608. Its totient is φ = 1033056.

The previous prime is 2259913. The next prime is 2259919. The reversal of 2259915 is 5199522.

It is not a de Polignac number, because 2259915 - 2¹ = 2259913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2259913) 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 15 ways as a sum of consecutive naturals, for example, 10657 + ... + 10866.

It is an arithmetic number, because the mean of its divisors is an integer number (258288).

2^2259915 is an apocalyptic number.

2259915 is a deficient number, since it is larger than the sum of its proper divisors (1872693).

2259915 is a wasteful number, since it uses less digits than its factorization.

2259915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21538.

The product of its digits is 8100, while the sum is 33.

The square root of 2259915 is about 1503.3013669920. The cubic root of 2259915 is about 131.2292665662.

The spelling of 2259915 in words is "two million, two hundred fifty-nine thousand, nine hundred fifteen".