23222601 has 6 divisors (see below), whose sum is σ = 33543770. Its totient is φ = 15481728.

The previous prime is 23222593. The next prime is 23222621. The reversal of 23222601 is 10622232.

It can be written as a sum of positive squares in only one way, i.e., 21902400 + 1320201 = 4680^2 + 1149^2 .

It is not a de Polignac number, because 23222601 - 2³ = 23222593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23222621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1290136 + ... + 1290153.

Almost surely, 2^23222601 is an apocalyptic number.

It is an amenable number.

23222601 is a deficient number, since it is larger than the sum of its proper divisors (10321169).

23222601 is a wasteful number, since it uses less digits than its factorization.

23222601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580295 (or 2580292 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 23222601 is about 4818.9833990169. The cubic root of 23222601 is about 285.3012143161.

Adding to 23222601 its reverse (10622232), we get a palindrome (33844833).

The spelling of 23222601 in words is "twenty-three million, two hundred twenty-two thousand, six hundred one".