22630301 has 2 divisors, whose sum is σ = 22630302. Its totient is φ = 22630300.

The previous prime is 22630291. The next prime is 22630339. The reversal of 22630301 is 10303622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15602500 + 7027801 = 3950^2 + 2651^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22630301 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22630301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22630351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11315150 + 11315151.

It is an arithmetic number, because the mean of its divisors is an integer number (11315151).

Almost surely, 2^22630301 is an apocalyptic number.

It is an amenable number.

22630301 is a deficient number, since it is larger than the sum of its proper divisors (1).

22630301 is an equidigital number, since it uses as much as digits as its factorization.

22630301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 22630301 is about 4757.1315937233. The cubic root of 22630301 is about 282.8547286392.

Adding to 22630301 its reverse (10303622), we get a palindrome (32933923).

The spelling of 22630301 in words is "twenty-two million, six hundred thirty thousand, three hundred one".