2522223 has 24 divisors (see below), whose sum is σ = 4040400. Its totient is φ = 1503360.

The previous prime is 2522213. The next prime is 2522227. The reversal of 2522223 is 3222252.

It is not a de Polignac number, because 2522223 - 2⁹ = 2521711 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2522196 and 2522205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7053 + ... + 7401.

It is an arithmetic number, because the mean of its divisors is an integer number (168350).

2^2522223 is an apocalyptic number.

2522223 is a deficient number, since it is larger than the sum of its proper divisors (1518177).

2522223 is a wasteful number, since it uses less digits than its factorization.

2522223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 436 counting only the distinct ones).

The product of its digits is 480, while the sum is 18.

The square root of 2522223 is about 1588.1508114786. The cubic root of 2522223 is about 136.1218451004.

Adding to 2522223 its reverse (3222252), we get a palindrome (5744475).

It can be divided in two parts, 2 and 522223, that added together give a palindrome (522225).

The spelling of 2522223 in words is "two million, five hundred twenty-two thousand, two hundred twenty-three".