22163126 has 4 divisors (see below), whose sum is σ = 33244692. Its totient is φ = 11081562.

The previous prime is 22163123. The next prime is 22163143. The reversal of 22163126 is 62136122.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22163123) 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, 5540780 + ... + 5540783.

It is an arithmetic number, because the mean of its divisors is an integer number (8311173).

Almost surely, 2^22163126 is an apocalyptic number.

22163126 is a deficient number, since it is larger than the sum of its proper divisors (11081566).

22163126 is a wasteful number, since it uses less digits than its factorization.

22163126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11081565.

The product of its digits is 864, while the sum is 23.

The square root of 22163126 is about 4707.7729342015. The cubic root of 22163126 is about 280.8947821012.

Adding to 22163126 its reverse (62136122), we get a palindrome (84299248).

The spelling of 22163126 in words is "twenty-two million, one hundred sixty-three thousand, one hundred twenty-six".