422882091 has 24 divisors (see below), whose sum is σ = 622084944. Its totient is φ = 276756480.

The previous prime is 422881999. The next prime is 422882099. The reversal of 422882091 is 190288224.

It is not a de Polignac number, because 422882091 - 2¹⁸ = 422619947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422882099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202171 + ... + 204251.

It is an arithmetic number, because the mean of its divisors is an integer number (25920206).

Almost surely, 2^422882091 is an apocalyptic number.

422882091 is a deficient number, since it is larger than the sum of its proper divisors (199202853).

422882091 is a wasteful number, since it uses less digits than its factorization.

422882091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491 (or 2488 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 422882091 is about 20564.0971355418. The cubic root of 422882091 is about 750.5963204103.

The spelling of 422882091 in words is "four hundred twenty-two million, eight hundred eighty-two thousand, ninety-one".