22734197 has 2 divisors, whose sum is σ = 22734198. Its totient is φ = 22734196.

The previous prime is 22734193. The next prime is 22734199. The reversal of 22734197 is 79143722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12327121 + 10407076 = 3511^2 + 3226^2 .

It is a cyclic number.

It is not a de Polignac number, because 22734197 - 2² = 22734193 is a prime.

Together with 22734199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22734193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11367098 + 11367099.

It is an arithmetic number, because the mean of its divisors is an integer number (11367099).

Almost surely, 2^22734197 is an apocalyptic number.

It is an amenable number.

22734197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22734197 is an equidigital number, since it uses as much as digits as its factorization.

22734197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 35.

The square root of 22734197 is about 4768.0391147724. The cubic root of 22734197 is about 283.2869311169.

The spelling of 22734197 in words is "twenty-two million, seven hundred thirty-four thousand, one hundred ninety-seven".