22702091 has 2 divisors, whose sum is σ = 22702092. Its totient is φ = 22702090.

The previous prime is 22702061. The next prime is 22702103. The reversal of 22702091 is 19020722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22702091 - 2⁶ = 22702027 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22702061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11351045 + 11351046.

It is an arithmetic number, because the mean of its divisors is an integer number (11351046).

Almost surely, 2^22702091 is an apocalyptic number.

22702091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22702091 is an equidigital number, since it uses as much as digits as its factorization.

22702091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 22702091 is about 4764.6711324078. The cubic root of 22702091 is about 283.1535125039.

The spelling of 22702091 in words is "twenty-two million, seven hundred two thousand, ninety-one".