42214423 has 2 divisors, whose sum is σ = 42214424. Its totient is φ = 42214422.

The previous prime is 42214421. The next prime is 42214457. The reversal of 42214423 is 32441224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42214423 - 2¹ = 42214421 is a prime.

Together with 42214421, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 42214394 and 42214403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42214421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21107211 + 21107212.

It is an arithmetic number, because the mean of its divisors is an integer number (21107212).

Almost surely, 2^42214423 is an apocalyptic number.

42214423 is a deficient number, since it is larger than the sum of its proper divisors (1).

42214423 is an equidigital number, since it uses as much as digits as its factorization.

42214423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 22.

The square root of 42214423 is about 6497.2627313354. The cubic root of 42214423 is about 348.1932004008.

Adding to 42214423 its reverse (32441224), we get a palindrome (74655647).

The spelling of 42214423 in words is "forty-two million, two hundred fourteen thousand, four hundred twenty-three".