2822423 has 2 divisors, whose sum is σ = 2822424. Its totient is φ = 2822422.

The previous prime is 2822411. The next prime is 2822429. The reversal of 2822423 is 3242282.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2822423 - 2¹⁸ = 2560279 is a prime.

It is equal to p₂₀₄₉₁₇ and since 2822423 and 204917 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2822429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411211 + 1411212.

It is an arithmetic number, because the mean of its divisors is an integer number (1411212).

2^2822423 is an apocalyptic number.

2822423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2822423 is an equidigital number, since it uses as much as digits as its factorization.

2822423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536, while the sum is 23.

The square root of 2822423 is about 1680.0068452241. The cubic root of 2822423 is about 141.3212166000.

Subtracting from 2822423 its sum of digits (23), we obtain a square (2822400 = 1680²).

The spelling of 2822423 in words is "two million, eight hundred twenty-two thousand, four hundred twenty-three".