22206361 has 8 divisors (see below), whose sum is σ = 23110560. Its totient is φ = 21319872.

The previous prime is 22206341. The next prime is 22206367. The reversal of 22206361 is 16360222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22206361 - 2⁵ = 22206329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22206367) 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, 1840 + ... + 6913.

It is an arithmetic number, because the mean of its divisors is an integer number (2888820).

Almost surely, 2^22206361 is an apocalyptic number.

It is an amenable number.

22206361 is a deficient number, since it is larger than the sum of its proper divisors (904199).

22206361 is an equidigital number, since it uses as much as digits as its factorization.

22206361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8855.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 22206361 is about 4712.3625709404. The cubic root of 22206361 is about 281.0773164821.

Adding to 22206361 its reverse (16360222), we get a palindrome (38566583).

The spelling of 22206361 in words is "twenty-two million, two hundred six thousand, three hundred sixty-one".