6222423 has 4 divisors (see below), whose sum is σ = 8296568. Its totient is φ = 4148280.

The previous prime is 6222421. The next prime is 6222439. The reversal of 6222423 is 3242226.

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

It is not a de Polignac number, because 6222423 - 2¹ = 6222421 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6222423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6222421) 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, 1037068 + ... + 1037073.

It is an arithmetic number, because the mean of its divisors is an integer number (2074142).

Almost surely, 2^6222423 is an apocalyptic number.

6222423 is a deficient number, since it is larger than the sum of its proper divisors (2074145).

6222423 is a wasteful number, since it uses less digits than its factorization.

6222423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074144.

The product of its digits is 1152, while the sum is 21.

The square root of 6222423 is about 2494.4785026133. The cubic root of 6222423 is about 183.9302567279.

Adding to 6222423 its reverse (3242226), we get a palindrome (9464649).

The spelling of 6222423 in words is "six million, two hundred twenty-two thousand, four hundred twenty-three".