22034423 has 4 divisors (see below), whose sum is σ = 22261680. Its totient is φ = 21807168.

The previous prime is 22034413. The next prime is 22034429. The reversal of 22034423 is 32443022.

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 22034423 - 2¹⁰ = 22033399 is a prime.

It is a super-3 number, since 3×22034423³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22034395 and 22034404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22034429) 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, 113483 + ... + 113676.

It is an arithmetic number, because the mean of its divisors is an integer number (5565420).

Almost surely, 2^22034423 is an apocalyptic number.

22034423 is a deficient number, since it is larger than the sum of its proper divisors (227257).

22034423 is an equidigital number, since it uses as much as digits as its factorization.

22034423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227256.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 22034423 is about 4694.0838296733. The cubic root of 22034423 is about 280.3500002423.

Adding to 22034423 its reverse (32443022), we get a palindrome (54477445).

It can be divided in two parts, 220 and 34423, that added together give a palindrome (34643).

The spelling of 22034423 in words is "twenty-two million, thirty-four thousand, four hundred twenty-three".