22360993 has 2 divisors, whose sum is σ = 22360994. Its totient is φ = 22360992.

The previous prime is 22360979. The next prime is 22360997. The reversal of 22360993 is 39906322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11785489 + 10575504 = 3433^2 + 3252^2 .

It is a cyclic number.

It is not a de Polignac number, because 22360993 - 2¹³ = 22352801 is a prime.

It is not a weakly prime, because it can be changed into another prime (22360997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11180496 + 11180497.

It is an arithmetic number, because the mean of its divisors is an integer number (11180497).

Almost surely, 2^22360993 is an apocalyptic number.

It is an amenable number.

22360993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22360993 is an equidigital number, since it uses as much as digits as its factorization.

22360993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 22360993 is about 4728.7411644115. The cubic root of 22360993 is about 281.7282268412.

It can be divided in two parts, 223 and 60993, that added together give a palindrome (61216).

The spelling of 22360993 in words is "twenty-two million, three hundred sixty thousand, nine hundred ninety-three".