22752226 has 16 divisors (see below), whose sum is σ = 39151296. Its totient is φ = 9714096.

The previous prime is 22752193. The next prime is 22752251. The reversal of 22752226 is 62225722.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22752194 and 22752203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 945 + ... + 6811.

It is an arithmetic number, because the mean of its divisors is an integer number (2446956).

Almost surely, 2^22752226 is an apocalyptic number.

22752226 is a deficient number, since it is larger than the sum of its proper divisors (16399070).

22752226 is a wasteful number, since it uses less digits than its factorization.

22752226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6153.

The product of its digits is 6720, while the sum is 28.

The square root of 22752226 is about 4769.9293495816. The cubic root of 22752226 is about 283.3617967560.

Adding to 22752226 its reverse (62225722), we get a palindrome (84977948).

The spelling of 22752226 in words is "twenty-two million, seven hundred fifty-two thousand, two hundred twenty-six".