22004246 has 8 divisors (see below), whose sum is σ = 36006984. Its totient is φ = 10001920.

The previous prime is 22004237. The next prime is 22004251. The reversal of 22004246 is 64240022.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500075 + ... + 500118.

It is an arithmetic number, because the mean of its divisors is an integer number (4500873).

Almost surely, 2^22004246 is an apocalyptic number.

22004246 is a deficient number, since it is larger than the sum of its proper divisors (14002738).

22004246 is a wasteful number, since it uses less digits than its factorization.

22004246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000206.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 22004246 is about 4690.8683631072. The cubic root of 22004246 is about 280.2219583590.

Adding to 22004246 its reverse (64240022), we get a palindrome (86244268).

It can be divided in two parts, 2200 and 4246, that added together give a palindrome (6446).

The spelling of 22004246 in words is "twenty-two million, four thousand, two hundred forty-six".