22661363 has 2 divisors, whose sum is σ = 22661364. Its totient is φ = 22661362.

The previous prime is 22661333. The next prime is 22661389. The reversal of 22661363 is 36316622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22661363 - 2⁶ = 22661299 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22661333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11330681 + 11330682.

It is an arithmetic number, because the mean of its divisors is an integer number (11330682).

Almost surely, 2^22661363 is an apocalyptic number.

22661363 is a deficient number, since it is larger than the sum of its proper divisors (1).

22661363 is an equidigital number, since it uses as much as digits as its factorization.

22661363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 22661363 is about 4760.3952566988. The cubic root of 22661363 is about 282.9840834776.

Adding to 22661363 its reverse (36316622), we get a palindrome (58977985).

The spelling of 22661363 in words is "twenty-two million, six hundred sixty-one thousand, three hundred sixty-three".