22048423 has 2 divisors, whose sum is σ = 22048424. Its totient is φ = 22048422.

The previous prime is 22048399. The next prime is 22048451. The reversal of 22048423 is 32484022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22048423 - 2⁹ = 22047911 is a prime.

It is a super-2 number, since 2×22048423² = 972265913573858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22048483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11024211 + 11024212.

It is an arithmetic number, because the mean of its divisors is an integer number (11024212).

Almost surely, 2^22048423 is an apocalyptic number.

22048423 is a deficient number, since it is larger than the sum of its proper divisors (1).

22048423 is an equidigital number, since it uses as much as digits as its factorization.

22048423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 22048423 is about 4695.5748316899. The cubic root of 22048423 is about 280.4093629501.

The spelling of 22048423 in words is "twenty-two million, forty-eight thousand, four hundred twenty-three".