422442392 has 16 divisors (see below), whose sum is σ = 808932960. Its totient is φ = 206726944.

The previous prime is 422442379. The next prime is 422442407. The reversal of 422442392 is 293244224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561383 + ... + 562134.

It is an arithmetic number, because the mean of its divisors is an integer number (50558310).

Almost surely, 2^422442392 is an apocalyptic number.

It is an amenable number.

422442392 is a deficient number, since it is larger than the sum of its proper divisors (386490568).

422442392 is a wasteful number, since it uses less digits than its factorization.

422442392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123570 (or 1123566 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 422442392 is about 20553.4034164661. The cubic root of 422442392 is about 750.3360816726.

The spelling of 422442392 in words is "four hundred twenty-two million, four hundred forty-two thousand, three hundred ninety-two".