22390126 has 16 divisors (see below), whose sum is σ = 36978480. Its totient is φ = 10082880.

The previous prime is 22390099. The next prime is 22390157. The reversal of 22390126 is 62109322.

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 22390126.

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, 2271 + ... + 7066.

It is an arithmetic number, because the mean of its divisors is an integer number (2311155).

Almost surely, 2^22390126 is an apocalyptic number.

22390126 is a deficient number, since it is larger than the sum of its proper divisors (14588354).

22390126 is a wasteful number, since it uses less digits than its factorization.

22390126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9459.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 22390126 is about 4731.8205798614. The cubic root of 22390126 is about 281.8505235358.

Adding to 22390126 its reverse (62109322), we get a palindrome (84499448).

The spelling of 22390126 in words is "twenty-two million, three hundred ninety thousand, one hundred twenty-six".