22830173 has 2 divisors, whose sum is σ = 22830174. Its totient is φ = 22830172.

The previous prime is 22830169. The next prime is 22830193. The reversal of 22830173 is 37103822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17530969 + 5299204 = 4187^2 + 2302^2 .

It is a cyclic number.

It is not a de Polignac number, because 22830173 - 2² = 22830169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22830113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11415086 + 11415087.

It is an arithmetic number, because the mean of its divisors is an integer number (11415087).

Almost surely, 2^22830173 is an apocalyptic number.

It is an amenable number.

22830173 is a deficient number, since it is larger than the sum of its proper divisors (1).

22830173 is an equidigital number, since it uses as much as digits as its factorization.

22830173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 22830173 is about 4778.0930296511. The cubic root of 22830173 is about 283.6850182725.

Adding to 22830173 its reverse (37103822), we get a palindrome (59933995).

The spelling of 22830173 in words is "twenty-two million, eight hundred thirty thousand, one hundred seventy-three".