22651126 has 4 divisors (see below), whose sum is σ = 33976692. Its totient is φ = 11325562.

The previous prime is 22651099. The next prime is 22651163. The reversal of 22651126 is 62115622.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22651126.

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 as a sum of consecutive naturals, namely, 5662780 + ... + 5662783.

It is an arithmetic number, because the mean of its divisors is an integer number (8494173).

Almost surely, 2^22651126 is an apocalyptic number.

22651126 is a deficient number, since it is larger than the sum of its proper divisors (11325566).

22651126 is a wasteful number, since it uses less digits than its factorization.

22651126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11325565.

The product of its digits is 1440, while the sum is 25.

The square root of 22651126 is about 4759.3199093988. The cubic root of 22651126 is about 282.9414655000.

Adding to 22651126 its reverse (62115622), we get a palindrome (84766748).

The spelling of 22651126 in words is "twenty-two million, six hundred fifty-one thousand, one hundred twenty-six".