22034422 has 4 divisors (see below), whose sum is σ = 33051636. Its totient is φ = 11017210.

The previous prime is 22034413. The next prime is 22034429. The reversal of 22034422 is 22443022.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22034422.

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 as a sum of consecutive naturals, namely, 5508604 + ... + 5508607.

It is an arithmetic number, because the mean of its divisors is an integer number (8262909).

Almost surely, 2^22034422 is an apocalyptic number.

22034422 is a deficient number, since it is larger than the sum of its proper divisors (11017214).

22034422 is a wasteful number, since it uses less digits than its factorization.

22034422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11017213.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 22034422 is about 4694.0837231562. The cubic root of 22034422 is about 280.3499960012.

Adding to 22034422 its reverse (22443022), we get a palindrome (44477444).

The spelling of 22034422 in words is "twenty-two million, thirty-four thousand, four hundred twenty-two".