225735787 has 2 divisors, whose sum is σ = 225735788. Its totient is φ = 225735786.

The previous prime is 225735749. The next prime is 225735803. The reversal of 225735787 is 787537522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225735787 - 2⁷ = 225735659 is a prime.

It is not a weakly prime, because it can be changed into another prime (225736787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112867893 + 112867894.

It is an arithmetic number, because the mean of its divisors is an integer number (112867894).

Almost surely, 2^225735787 is an apocalyptic number.

225735787 is a deficient number, since it is larger than the sum of its proper divisors (1).

225735787 is an equidigital number, since it uses as much as digits as its factorization.

225735787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 823200, while the sum is 46.

The square root of 225735787 is about 15024.5062148478. The cubic root of 225735787 is about 608.8824715253.

The spelling of 225735787 in words is "two hundred twenty-five million, seven hundred thirty-five thousand, seven hundred eighty-seven".