22532201 has 4 divisors (see below), whose sum is σ = 22541904. Its totient is φ = 22522500.

The previous prime is 22532197. The next prime is 22532207. The reversal of 22532201 is 10223522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10223522 = 2 ⋅5111761.

It is a cyclic number.

It is not a de Polignac number, because 22532201 - 2² = 22532197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22532201.

It is not an unprimeable number, because it can be changed into a prime (22532207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926 + ... + 6776.

It is an arithmetic number, because the mean of its divisors is an integer number (5635476).

Almost surely, 2^22532201 is an apocalyptic number.

It is an amenable number.

22532201 is a deficient number, since it is larger than the sum of its proper divisors (9703).

22532201 is an equidigital number, since it uses as much as digits as its factorization.

22532201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9702.

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

The square root of 22532201 is about 4746.8095601151. The cubic root of 22532201 is about 282.4454213616.

Adding to 22532201 its reverse (10223522), we get a palindrome (32755723).

The spelling of 22532201 in words is "twenty-two million, five hundred thirty-two thousand, two hundred one".