422246892 has 24 divisors (see below), whose sum is σ = 998741296. Its totient is φ = 138820608.

The previous prime is 422246843. The next prime is 422246897. The reversal of 422246892 is 298642224.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 422246892.

It is not an unprimeable number, because it can be changed into a prime (422246897) 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 in 7 ways as a sum of consecutive naturals, for example, 240133 + ... + 241884.

Almost surely, 2^422246892 is an apocalyptic number.

It is an amenable number.

422246892 is an abundant number, since it is smaller than the sum of its proper divisors (576494404).

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

422246892 is a wasteful number, since it uses less digits than its factorization.

422246892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482097 (or 482095 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 422246892 is about 20548.6469627565. The cubic root of 422246892 is about 750.2203157194.

The spelling of 422246892 in words is "four hundred twenty-two million, two hundred forty-six thousand, eight hundred ninety-two".