225593651 has 2 divisors, whose sum is σ = 225593652. Its totient is φ = 225593650.

The previous prime is 225593617. The next prime is 225593741. The reversal of 225593651 is 156395522.

225593651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225593651 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (225593611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112796825 + 112796826.

It is an arithmetic number, because the mean of its divisors is an integer number (112796826).

Almost surely, 2^225593651 is an apocalyptic number.

225593651 is a deficient number, since it is larger than the sum of its proper divisors (1).

225593651 is an equidigital number, since it uses as much as digits as its factorization.

225593651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81000, while the sum is 38.

The square root of 225593651 is about 15019.7753312092. The cubic root of 225593651 is about 608.7546490965.

The spelling of 225593651 in words is "two hundred twenty-five million, five hundred ninety-three thousand, six hundred fifty-one".