225613763 has 2 divisors, whose sum is σ = 225613764. Its totient is φ = 225613762.

The previous prime is 225613721. The next prime is 225613769. The reversal of 225613763 is 367316522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225613763 - 2¹⁶ = 225548227 is a prime.

It is not a weakly prime, because it can be changed into another prime (225613769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112806881 + 112806882.

It is an arithmetic number, because the mean of its divisors is an integer number (112806882).

Almost surely, 2^225613763 is an apocalyptic number.

225613763 is a deficient number, since it is larger than the sum of its proper divisors (1).

225613763 is an equidigital number, since it uses as much as digits as its factorization.

225613763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 35.

The square root of 225613763 is about 15020.4448336259. Note that the first 3 decimals coincide. The cubic root of 225613763 is about 608.7727390112.

The spelling of 225613763 in words is "two hundred twenty-five million, six hundred thirteen thousand, seven hundred sixty-three".