22361263 has 2 divisors, whose sum is σ = 22361264. Its totient is φ = 22361262.

The previous prime is 22361219. The next prime is 22361281. The reversal of 22361263 is 36216322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22361263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22361203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11180631 + 11180632.

It is an arithmetic number, because the mean of its divisors is an integer number (11180632).

Almost surely, 2^22361263 is an apocalyptic number.

22361263 is a deficient number, since it is larger than the sum of its proper divisors (1).

22361263 is an equidigital number, since it uses as much as digits as its factorization.

22361263 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 22361263 is about 4728.7697131495. The cubic root of 22361263 is about 281.7293607550.

Adding to 22361263 its reverse (36216322), we get a palindrome (58577585).

The spelling of 22361263 in words is "twenty-two million, three hundred sixty-one thousand, two hundred sixty-three".