2522213 has 2 divisors, whose sum is σ = 2522214. Its totient is φ = 2522212.

The previous prime is 2522209. The next prime is 2522227. The reversal of 2522213 is 3122252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2439844 + 82369 = 1562^2 + 287^2 .

It is a cyclic number.

It is not a de Polignac number, because 2522213 - 2² = 2522209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2522191 and 2522200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2522263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261106 + 1261107.

It is an arithmetic number, because the mean of its divisors is an integer number (1261107).

2^2522213 is an apocalyptic number.

It is an amenable number.

2522213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2522213 is an equidigital number, since it uses as much as digits as its factorization.

2522213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 240, while the sum is 17.

The square root of 2522213 is about 1588.1476631598. The cubic root of 2522213 is about 136.1216652035.

Adding to 2522213 its reverse (3122252), we get a palindrome (5644465).

The spelling of 2522213 in words is "two million, five hundred twenty-two thousand, two hundred thirteen".