225680167 has 2 divisors, whose sum is σ = 225680168. Its totient is φ = 225680166.

The previous prime is 225680159. The next prime is 225680173. The reversal of 225680167 is 761086522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225680167 - 2³ = 225680159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225680137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112840083 + 112840084.

It is an arithmetic number, because the mean of its divisors is an integer number (112840084).

Almost surely, 2^225680167 is an apocalyptic number.

225680167 is a deficient number, since it is larger than the sum of its proper divisors (1).

225680167 is an equidigital number, since it uses as much as digits as its factorization.

225680167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 225680167 is about 15022.6551248439. The cubic root of 225680167 is about 608.8324590375.

The spelling of 225680167 in words is "two hundred twenty-five million, six hundred eighty thousand, one hundred sixty-seven".