22263361 has 2 divisors, whose sum is σ = 22263362. Its totient is φ = 22263360.

The previous prime is 22263341. The next prime is 22263389. The reversal of 22263361 is 16336222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16769025 + 5494336 = 4095^2 + 2344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22263361 is a prime.

It is not a weakly prime, because it can be changed into another prime (22263331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11131680 + 11131681.

It is an arithmetic number, because the mean of its divisors is an integer number (11131681).

Almost surely, 2^22263361 is an apocalyptic number.

It is an amenable number.

22263361 is a deficient number, since it is larger than the sum of its proper divisors (1).

22263361 is an equidigital number, since it uses as much as digits as its factorization.

22263361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 25.

The square root of 22263361 is about 4718.4066166451. The cubic root of 22263361 is about 281.3176037653.

Adding to 22263361 its reverse (16336222), we get a palindrome (38599583).

The spelling of 22263361 in words is "twenty-two million, two hundred sixty-three thousand, three hundred sixty-one".