22242526 has 16 divisors (see below), whose sum is σ = 34154496. Its totient is φ = 10860696.

The previous prime is 22242503. The next prime is 22242533. The reversal of 22242526 is 62524222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22242526.

It is a congruent number.

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, 16365 + ... + 17671.

It is an arithmetic number, because the mean of its divisors is an integer number (2134656).

Almost surely, 2^22242526 is an apocalyptic number.

22242526 is a deficient number, since it is larger than the sum of its proper divisors (11911970).

22242526 is a wasteful number, since it uses less digits than its factorization.

22242526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503.

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

The square root of 22242526 is about 4716.1982570710. The cubic root of 22242526 is about 281.2298200500.

Adding to 22242526 its reverse (62524222), we get a palindrome (84766748).

The spelling of 22242526 in words is "twenty-two million, two hundred forty-two thousand, five hundred twenty-six".