422844343 has 4 divisors (see below), whose sum is σ = 423585448. Its totient is φ = 422103240.

The previous prime is 422844337. The next prime is 422844353. The reversal of 422844343 is 343448224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422844343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422844299 and 422844308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422844353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369696 + ... + 370837.

It is an arithmetic number, because the mean of its divisors is an integer number (105896362).

Almost surely, 2^422844343 is an apocalyptic number.

422844343 is a deficient number, since it is larger than the sum of its proper divisors (741105).

422844343 is an equidigital number, since it uses as much as digits as its factorization.

422844343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741104.

The product of its digits is 73728, while the sum is 34.

The square root of 422844343 is about 20563.1793018492. The cubic root of 422844343 is about 750.5739860894.

The spelling of 422844343 in words is "four hundred twenty-two million, eight hundred forty-four thousand, three hundred forty-three".