22364851 has 2 divisors, whose sum is σ = 22364852. Its totient is φ = 22364850.

The previous prime is 22364813. The next prime is 22364869. The reversal of 22364851 is 15846322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22364851 - 2⁷ = 22364723 is a prime.

It is not a weakly prime, because it can be changed into another prime (22364891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11182425 + 11182426.

It is an arithmetic number, because the mean of its divisors is an integer number (11182426).

Almost surely, 2^22364851 is an apocalyptic number.

22364851 is a deficient number, since it is larger than the sum of its proper divisors (1).

22364851 is an equidigital number, since it uses as much as digits as its factorization.

22364851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 31.

The square root of 22364851 is about 4729.1490777940. The cubic root of 22364851 is about 281.7444283429.

The spelling of 22364851 in words is "twenty-two million, three hundred sixty-four thousand, eight hundred fifty-one".