2659257 has 8 divisors (see below), whose sum is σ = 3939680. Its totient is φ = 1772820.

The previous prime is 2659247. The next prime is 2659277. The reversal of 2659257 is 7529562.

2659257 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 2659257 - 2⁸ = 2659001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2659247) 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 7 ways as a sum of consecutive naturals, for example, 49219 + ... + 49272.

It is an arithmetic number, because the mean of its divisors is an integer number (492460).

2^2659257 is an apocalyptic number.

2659257 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2659257 is a deficient number, since it is larger than the sum of its proper divisors (1280423).

2659257 is an equidigital number, since it uses as much as digits as its factorization.

2659257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98500 (or 98494 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 2659257 is about 1630.7228458570. The cubic root of 2659257 is about 138.5436963264.

It can be divided in two parts, 2659 and 257, that added together give a square (2916 = 54²).

The spelling of 2659257 in words is "two million, six hundred fifty-nine thousand, two hundred fifty-seven".