22035223 has 4 divisors (see below), whose sum is σ = 25183120. Its totient is φ = 18887328.

The previous prime is 22035197. The next prime is 22035301. The reversal of 22035223 is 32253022.

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 22035223 - 2⁵ = 22035191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22035223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22035023) 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, 1573938 + ... + 1573951.

It is an arithmetic number, because the mean of its divisors is an integer number (6295780).

Almost surely, 2^22035223 is an apocalyptic number.

22035223 is a deficient number, since it is larger than the sum of its proper divisors (3147897).

22035223 is an equidigital number, since it uses as much as digits as its factorization.

22035223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3147896.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 22035223 is about 4694.1690425463. The cubic root of 22035223 is about 280.3533930743.

Adding to 22035223 its reverse (32253022), we get a palindrome (54288245).

The spelling of 22035223 in words is "twenty-two million, thirty-five thousand, two hundred twenty-three".