2522236 has 6 divisors (see below), whose sum is σ = 4413920. Its totient is φ = 1261116.

The previous prime is 2522227. The next prime is 2522237. The reversal of 2522236 is 6322252.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315276 + ... + 315283.

2^2522236 is an apocalyptic number.

It is an amenable number.

2522236 is a deficient number, since it is larger than the sum of its proper divisors (1891684).

2522236 is a wasteful number, since it uses less digits than its factorization.

2522236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630563 (or 630561 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The square root of 2522236 is about 1588.1549042836. The cubic root of 2522236 is about 136.1220789656.

Adding to 2522236 its reverse (6322252), we get a palindrome (8844488).

The spelling of 2522236 in words is "two million, five hundred twenty-two thousand, two hundred thirty-six".