422392266 has 32 divisors (see below), whose sum is σ = 939326400. Its totient is φ = 140695920.

The previous prime is 422392261. The next prime is 422392283. The reversal of 422392266 is 662293224.

422392266 is a `hidden beast` number, since 4 + 2 + 2 + 392 + 266 = 666.

It is a super-2 number, since 2×422392266² = 356830452753229512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 422392266.

It is not an unprimeable number, because it can be changed into a prime (422392261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131196 + ... + 134376.

It is an arithmetic number, because the mean of its divisors is an integer number (29353950).

Almost surely, 2^422392266 is an apocalyptic number.

422392266 is an abundant number, since it is smaller than the sum of its proper divisors (516934134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422392266 is a wasteful number, since it uses less digits than its factorization.

422392266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5651 (or 5645 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 422392266 is about 20552.1839715394. The cubic root of 422392266 is about 750.3064028060.

The spelling of 422392266 in words is "four hundred twenty-two million, three hundred ninety-two thousand, two hundred sixty-six".