422313894 has 24 divisors (see below), whose sum is σ = 934483680. Its totient is φ = 137775888.

The previous prime is 422313889. The next prime is 422313901. The reversal of 422313894 is 498313224.

422313894 is a `hidden beast` number, since 42 + 231 + 389 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248749 + ... + 250440.

It is an arithmetic number, because the mean of its divisors is an integer number (38936820).

Almost surely, 2^422313894 is an apocalyptic number.

422313894 is an abundant number, since it is smaller than the sum of its proper divisors (512169786).

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

422313894 is a wasteful number, since it uses less digits than its factorization.

422313894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499244 (or 499241 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 422313894 is about 20550.2772244075. The cubic root of 422313894 is about 750.2599951929.

The spelling of 422313894 in words is "four hundred twenty-two million, three hundred thirteen thousand, eight hundred ninety-four".