225410789 has 2 divisors, whose sum is σ = 225410790. Its totient is φ = 225410788.

The previous prime is 225410767. The next prime is 225410791. The reversal of 225410789 is 987014522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222904900 + 2505889 = 14930^2 + 1583^2 .

It is a cyclic number.

It is not a de Polignac number, because 225410789 - 2²⁰ = 224362213 is a prime.

Together with 225410791, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225410719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112705394 + 112705395.

It is an arithmetic number, because the mean of its divisors is an integer number (112705395).

Almost surely, 2^225410789 is an apocalyptic number.

It is an amenable number.

225410789 is a deficient number, since it is larger than the sum of its proper divisors (1).

225410789 is an equidigital number, since it uses as much as digits as its factorization.

225410789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 225410789 is about 15013.6867224543. The cubic root of 225410789 is about 608.5901229184.

The spelling of 225410789 in words is "two hundred twenty-five million, four hundred ten thousand, seven hundred eighty-nine".