22432201 has 16 divisors (see below), whose sum is σ = 25194816. Its totient is φ = 19800000.

The previous prime is 22432187. The next prime is 22432219. The reversal of 22432201 is 10223422.

It is not a de Polignac number, because 22432201 - 2⁵ = 22432169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22432261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67606 + ... + 67936.

It is an arithmetic number, because the mean of its divisors is an integer number (1574676).

It is a Poulet number, since it divides 2^22432200-1.

Almost surely, 2^22432201 is an apocalyptic number.

It is an amenable number.

22432201 is a deficient number, since it is larger than the sum of its proper divisors (2762615).

22432201 is a wasteful number, since it uses less digits than its factorization.

22432201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 22432201 is about 4736.2644562989. The cubic root of 22432201 is about 282.0269620282.

Adding to 22432201 its reverse (10223422), we get a palindrome (32655623).

It can be divided in two parts, 2243 and 2201, that added together give a palindrome (4444).

The spelling of 22432201 in words is "twenty-two million, four hundred thirty-two thousand, two hundred one".