22272301 has 2 divisors, whose sum is σ = 22272302. Its totient is φ = 22272300.

The previous prime is 22272287. The next prime is 22272331. The reversal of 22272301 is 10327222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14976900 + 7295401 = 3870^2 + 2701^2 .

It is a cyclic number.

It is not a de Polignac number, because 22272301 - 2⁵ = 22272269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22272331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11136150 + 11136151.

It is an arithmetic number, because the mean of its divisors is an integer number (11136151).

Almost surely, 2^22272301 is an apocalyptic number.

It is an amenable number.

22272301 is a deficient number, since it is larger than the sum of its proper divisors (1).

22272301 is an equidigital number, since it uses as much as digits as its factorization.

22272301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 22272301 is about 4719.3538752672. The cubic root of 22272301 is about 281.3552537083.

Adding to 22272301 its reverse (10327222), we get a palindrome (32599523).

The spelling of 22272301 in words is "twenty-two million, two hundred seventy-two thousand, three hundred one".