422344718 has 8 divisors (see below), whose sum is σ = 634628280. Its totient is φ = 210801960.

The previous prime is 422344697. The next prime is 422344721. The reversal of 422344718 is 817443224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183773 + ... + 186056.

It is an arithmetic number, because the mean of its divisors is an integer number (79328535).

Almost surely, 2^422344718 is an apocalyptic number.

422344718 is a deficient number, since it is larger than the sum of its proper divisors (212283562).

422344718 is a wasteful number, since it uses less digits than its factorization.

422344718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370402.

The product of its digits is 43008, while the sum is 35.

The square root of 422344718 is about 20551.0271762752. The cubic root of 422344718 is about 750.2782481653.

The spelling of 422344718 in words is "four hundred twenty-two million, three hundred forty-four thousand, seven hundred eighteen".