4223122679 has 4 divisors (see below), whose sum is σ = 4225541784. Its totient is φ = 4220703576.

The previous prime is 4223122663. The next prime is 4223122693. The reversal of 4223122679 is 9762213224.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4223122679 - 2⁴ = 4223122663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223122619) 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, 1206932 + ... + 1210425.

It is an arithmetic number, because the mean of its divisors is an integer number (1056385446).

Almost surely, 2^4223122679 is an apocalyptic number.

4223122679 is a deficient number, since it is larger than the sum of its proper divisors (2419105).

4223122679 is a wasteful number, since it uses less digits than its factorization.

4223122679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419104.

The product of its digits is 72576, while the sum is 38.

The square root of 4223122679 is about 64985.5574647167. The cubic root of 4223122679 is about 1616.3840855775.

The spelling of 4223122679 in words is "four billion, two hundred twenty-three million, one hundred twenty-two thousand, six hundred seventy-nine".