225676573 has 2 divisors, whose sum is σ = 225676574. Its totient is φ = 225676572.

The previous prime is 225676571. The next prime is 225676613. The reversal of 225676573 is 375676522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145878084 + 79798489 = 12078^2 + 8933^2 .

It is a cyclic number.

It is not a de Polignac number, because 225676573 - 2¹ = 225676571 is a prime.

Together with 225676571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225676571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112838286 + 112838287.

It is an arithmetic number, because the mean of its divisors is an integer number (112838287).

Almost surely, 2^225676573 is an apocalyptic number.

It is an amenable number.

225676573 is a deficient number, since it is larger than the sum of its proper divisors (1).

225676573 is an equidigital number, since it uses as much as digits as its factorization.

225676573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 529200, while the sum is 43.

The square root of 225676573 is about 15022.5355050338. The cubic root of 225676573 is about 608.8292270957.

The spelling of 225676573 in words is "two hundred twenty-five million, six hundred seventy-six thousand, five hundred seventy-three".