225226193 has 2 divisors, whose sum is σ = 225226194. Its totient is φ = 225226192.

The previous prime is 225226123. The next prime is 225226223. The reversal of 225226193 is 391622522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200703889 + 24522304 = 14167^2 + 4952^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225226193 is a prime.

It is not a weakly prime, because it can be changed into another prime (225226123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112613096 + 112613097.

It is an arithmetic number, because the mean of its divisors is an integer number (112613097).

Almost surely, 2^225226193 is an apocalyptic number.

It is an amenable number.

225226193 is a deficient number, since it is larger than the sum of its proper divisors (1).

225226193 is an equidigital number, since it uses as much as digits as its factorization.

225226193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 225226193 is about 15007.5378726825. The cubic root of 225226193 is about 608.4239463363.

The spelling of 225226193 in words is "two hundred twenty-five million, two hundred twenty-six thousand, one hundred ninety-three".