2522259 has 10 divisors (see below), whose sum is σ = 3767940. Its totient is φ = 1681452.

The previous prime is 2522257. The next prime is 2522263. The reversal of 2522259 is 9522252.

It is not a de Polignac number, because 2522259 - 2¹ = 2522257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2⁵ + 5⁵ + 2¹³ + 2¹⁵ + 2¹⁹ + 5⁹ + 9³ .

It is not an unprimeable number, because it can be changed into a prime (2522257) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 15489 + ... + 15650.

It is an arithmetic number, because the mean of its divisors is an integer number (376794).

2^2522259 is an apocalyptic number.

2522259 is a deficient number, since it is larger than the sum of its proper divisors (1245681).

2522259 is an equidigital number, since it uses as much as digits as its factorization.

2522259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31151 (or 31142 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 2522259 is about 1588.1621453743. The cubic root of 2522259 is about 136.1224927253.

It can be divided in two parts, 25222 and 59, that added together give a square (25281 = 159²).

The spelling of 2522259 in words is "two million, five hundred twenty-two thousand, two hundred fifty-nine".