22052006 has 8 divisors (see below), whose sum is σ = 34218720. Its totient is φ = 10645768.

The previous prime is 22052003. The next prime is 22052011. The reversal of 22052006 is 60025022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22052003) 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, 190046 + ... + 190161.

It is an arithmetic number, because the mean of its divisors is an integer number (4277340).

Almost surely, 2^22052006 is an apocalyptic number.

22052006 is a deficient number, since it is larger than the sum of its proper divisors (12166714).

22052006 is a wasteful number, since it uses less digits than its factorization.

22052006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380238.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 22052006 is about 4695.9563456233. The cubic root of 22052006 is about 280.4245515243.

Adding to 22052006 its reverse (60025022), we get a palindrome (82077028).

The spelling of 22052006 in words is "twenty-two million, fifty-two thousand, six".