22748851 has 2 divisors, whose sum is σ = 22748852. Its totient is φ = 22748850.

The previous prime is 22748837. The next prime is 22748857. The reversal of 22748851 is 15884722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22748851 - 2¹¹ = 22746803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22748851.

It is not a weakly prime, because it can be changed into another prime (22748857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11374425 + 11374426.

It is an arithmetic number, because the mean of its divisors is an integer number (11374426).

Almost surely, 2^22748851 is an apocalyptic number.

22748851 is a deficient number, since it is larger than the sum of its proper divisors (1).

22748851 is an equidigital number, since it uses as much as digits as its factorization.

22748851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35840, while the sum is 37.

The square root of 22748851 is about 4769.5755576361. The cubic root of 22748851 is about 283.3477850376.

The spelling of 22748851 in words is "twenty-two million, seven hundred forty-eight thousand, eight hundred fifty-one".