422952091 has 2 divisors, whose sum is σ = 422952092. Its totient is φ = 422952090.

The previous prime is 422952071. The next prime is 422952097. The reversal of 422952091 is 190259224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422952091 - 2⁵ = 422952059 is a prime.

It is equal to p_22493167 and since 422952091 and 22493167 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (422952097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211476045 + 211476046.

It is an arithmetic number, because the mean of its divisors is an integer number (211476046).

Almost surely, 2^422952091 is an apocalyptic number.

422952091 is a deficient number, since it is larger than the sum of its proper divisors (1).

422952091 is an equidigital number, since it uses as much as digits as its factorization.

422952091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 422952091 is about 20565.7990605763. The cubic root of 422952091 is about 750.6377337220.

The spelling of 422952091 in words is "four hundred twenty-two million, nine hundred fifty-two thousand, ninety-one".