22660373 has 2 divisors, whose sum is σ = 22660374. Its totient is φ = 22660372.

The previous prime is 22660361. The next prime is 22660381. The reversal of 22660373 is 37306622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22344529 + 315844 = 4727^2 + 562^2 .

It is a cyclic number.

It is not a de Polignac number, because 22660373 - 2⁴ = 22660357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22660333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11330186 + 11330187.

It is an arithmetic number, because the mean of its divisors is an integer number (11330187).

Almost surely, 2^22660373 is an apocalyptic number.

It is an amenable number.

22660373 is a deficient number, since it is larger than the sum of its proper divisors (1).

22660373 is an equidigital number, since it uses as much as digits as its factorization.

22660373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 22660373 is about 4760.2912726009. The cubic root of 22660373 is about 282.9799625381.

Adding to 22660373 its reverse (37306622), we get a palindrome (59966995).

The spelling of 22660373 in words is "twenty-two million, six hundred sixty thousand, three hundred seventy-three".