22473859 has 2 divisors, whose sum is σ = 22473860. Its totient is φ = 22473858.

The previous prime is 22473839. The next prime is 22473901. The reversal of 22473859 is 95837422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22473859 - 2¹⁷ = 22342787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22473809) 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, 11236929 + 11236930.

It is an arithmetic number, because the mean of its divisors is an integer number (11236930).

Almost surely, 2^22473859 is an apocalyptic number.

22473859 is a deficient number, since it is larger than the sum of its proper divisors (1).

22473859 is an equidigital number, since it uses as much as digits as its factorization.

22473859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 22473859 is about 4740.6601860922. The cubic root of 22473859 is about 282.2014346386.

It can be divided in two parts, 22473 and 859, that added together give a palindrome (23332).

The spelling of 22473859 in words is "twenty-two million, four hundred seventy-three thousand, eight hundred fifty-nine".