22105332 has 24 divisors (see below), whose sum is σ = 57310400. Its totient is φ = 7368408.

The previous prime is 22105331. The next prime is 22105339. The reversal of 22105332 is 23350122.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22105331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102232 + ... + 102447.

Almost surely, 2^22105332 is an apocalyptic number.

It is an amenable number.

22105332 is an abundant number, since it is smaller than the sum of its proper divisors (35205068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22105332 is a wasteful number, since it uses less digits than its factorization.

22105332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204692 (or 204684 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 22105332 is about 4701.6307809100. The cubic root of 22105332 is about 280.6504097672.

Adding to 22105332 its reverse (23350122), we get a palindrome (45455454).

The spelling of 22105332 in words is "twenty-two million, one hundred five thousand, three hundred thirty-two".