22522246 has 16 divisors (see below), whose sum is σ = 35936784. Its totient is φ = 10549504.

The previous prime is 22522219. The next prime is 22522271. The reversal of 22522246 is 64222522.

It is a happy number.

It is a super-3 number, since 3×22522246³ (a number of 23 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22522246.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 6501 + ... + 9343.

It is an arithmetic number, because the mean of its divisors is an integer number (2246049).

Almost surely, 2^22522246 is an apocalyptic number.

22522246 is a deficient number, since it is larger than the sum of its proper divisors (13414538).

22522246 is a wasteful number, since it uses less digits than its factorization.

22522246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095.

The product of its digits is 3840, while the sum is 25.

The square root of 22522246 is about 4745.7608452176. The cubic root of 22522246 is about 282.4038192953.

Adding to 22522246 its reverse (64222522), we get a palindrome (86744768).

The spelling of 22522246 in words is "twenty-two million, five hundred twenty-two thousand, two hundred forty-six".