22234291 has 2 divisors, whose sum is σ = 22234292. Its totient is φ = 22234290.

The previous prime is 22234229. The next prime is 22234309. The reversal of 22234291 is 19243222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22234291 - 2⁹ = 22233779 is a prime.

It is not a weakly prime, because it can be changed into another prime (22234591) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11117145 + 11117146.

It is an arithmetic number, because the mean of its divisors is an integer number (11117146).

Almost surely, 2^22234291 is an apocalyptic number.

22234291 is a deficient number, since it is larger than the sum of its proper divisors (1).

22234291 is an equidigital number, since it uses as much as digits as its factorization.

22234291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 25.

The square root of 22234291 is about 4715.3251213464. The cubic root of 22234291 is about 281.1951085633.

The spelling of 22234291 in words is "twenty-two million, two hundred thirty-four thousand, two hundred ninety-one".