2522365 has 4 divisors (see below), whose sum is σ = 3026844. Its totient is φ = 2017888.

The previous prime is 2522363. The next prime is 2522371. The reversal of 2522365 is 5632252.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1811716 + 710649 = 1346^2 + 843^2 .

It is a cyclic number.

It is not a de Polignac number, because 2522365 - 2¹ = 2522363 is a prime.

It is a d-powerful number, because it can be written as 2¹² + 5⁴ + 2¹³ + 2¹⁹ + 3¹³ + 6³ + 5⁸ .

It is a Duffinian number.

2522365 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522363) 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, 252232 + ... + 252241.

It is an arithmetic number, because the mean of its divisors is an integer number (756711).

2^2522365 is an apocalyptic number.

It is an amenable number.

2522365 is a deficient number, since it is larger than the sum of its proper divisors (504479).

2522365 is an equidigital number, since it uses as much as digits as its factorization.

2522365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504478.

The product of its digits is 3600, while the sum is 25.

The square root of 2522365 is about 1588.1955169311. The cubic root of 2522365 is about 136.1243995850.

The spelling of 2522365 in words is "two million, five hundred twenty-two thousand, three hundred sixty-five".