22873559 has 4 divisors (see below), whose sum is σ = 22883760. Its totient is φ = 22863360.

The previous prime is 22873553. The next prime is 22873561. The reversal of 22873559 is 95537822.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22873559 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 (22873553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107 + ... + 6764.

It is an arithmetic number, because the mean of its divisors is an integer number (5720940).

Almost surely, 2^22873559 is an apocalyptic number.

22873559 is a deficient number, since it is larger than the sum of its proper divisors (10201).

22873559 is an equidigital number, since it uses as much as digits as its factorization.

22873559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10200.

The product of its digits is 151200, while the sum is 41.

The square root of 22873559 is about 4782.6309705015. The cubic root of 22873559 is about 283.8646076522.

It can be divided in two parts, 22873 and 559, that added together give a palindrome (23432).

The spelling of 22873559 in words is "twenty-two million, eight hundred seventy-three thousand, five hundred fifty-nine".