2565022 has 4 divisors (see below), whose sum is σ = 3847536. Its totient is φ = 1282510.

The previous prime is 2565007. The next prime is 2565023. The reversal of 2565022 is 2205652.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 2564984 and 2565002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641254 + ... + 641257.

It is an arithmetic number, because the mean of its divisors is an integer number (961884).

2^2565022 is an apocalyptic number.

2565022 is a deficient number, since it is larger than the sum of its proper divisors (1282514).

2565022 is a wasteful number, since it uses less digits than its factorization.

2565022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282513.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2565022 is about 1601.5686060859. The cubic root of 2565022 is about 136.8874704206.

The spelling of 2565022 in words is "two million, five hundred sixty-five thousand, twenty-two".