4226823 has 10 divisors (see below), whose sum is σ = 6314264. Its totient is φ = 2817828.

The previous prime is 4226809. The next prime is 4226839. The reversal of 4226823 is 3286224.

It is not a de Polignac number, because 4226823 - 2⁵ = 4226791 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 4⁶ + 2¹³ + 2²¹ + 6² + 8³ + 2²¹ + 3⁹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4226423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 26011 + ... + 26172.

Almost surely, 2^4226823 is an apocalyptic number.

4226823 is a deficient number, since it is larger than the sum of its proper divisors (2087441).

4226823 is an equidigital number, since it uses as much as digits as its factorization.

4226823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52195 (or 52186 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 4226823 is about 2055.9238799138. The cubic root of 4226823 is about 161.6856042340.

The spelling of 4226823 in words is "four million, two hundred twenty-six thousand, eight hundred twenty-three".