22298851 has 2 divisors, whose sum is σ = 22298852. Its totient is φ = 22298850.

The previous prime is 22298819. The next prime is 22298921. The reversal of 22298851 is 15889222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22298851 - 2⁵ = 22298819 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22298851.

It is not a weakly prime, because it can be changed into another prime (22298251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11149425 + 11149426.

It is an arithmetic number, because the mean of its divisors is an integer number (11149426).

Almost surely, 2^22298851 is an apocalyptic number.

22298851 is a deficient number, since it is larger than the sum of its proper divisors (1).

22298851 is an equidigital number, since it uses as much as digits as its factorization.

22298851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 37.

The square root of 22298851 is about 4722.1659225402. The cubic root of 22298851 is about 281.4670071028.

The spelling of 22298851 in words is "twenty-two million, two hundred ninety-eight thousand, eight hundred fifty-one".