22246423 has 4 divisors (see below), whose sum is σ = 22443408. Its totient is φ = 22049440.

The previous prime is 22246417. The next prime is 22246457. The reversal of 22246423 is 32464222.

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 22246423 - 2⁵ = 22246391 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 (22246223) 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 in 3 ways as a sum of consecutive naturals, for example, 98323 + ... + 98548.

It is an arithmetic number, because the mean of its divisors is an integer number (5610852).

Almost surely, 2^22246423 is an apocalyptic number.

22246423 is a deficient number, since it is larger than the sum of its proper divisors (196985).

22246423 is a wasteful number, since it uses less digits than its factorization.

22246423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196984.

The product of its digits is 4608, while the sum is 25.

The square root of 22246423 is about 4716.6113895465. The cubic root of 22246423 is about 281.2462433737.

The spelling of 22246423 in words is "twenty-two million, two hundred forty-six thousand, four hundred twenty-three".