225776589 has 8 divisors (see below), whose sum is σ = 301773120. Its totient is φ = 150148896.

The previous prime is 225776587. The next prime is 225776597. The reversal of 225776589 is 985677522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225776589 - 2¹ = 225776587 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225776587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90777 + ... + 93230.

It is an arithmetic number, because the mean of its divisors is an integer number (37721640).

Almost surely, 2^225776589 is an apocalyptic number.

It is an amenable number.

225776589 is a deficient number, since it is larger than the sum of its proper divisors (75996531).

225776589 is a wasteful number, since it uses less digits than its factorization.

225776589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184419.

The product of its digits is 2116800, while the sum is 51.

The square root of 225776589 is about 15025.8640017804. The cubic root of 225776589 is about 608.9191547148.

The spelling of 225776589 in words is "two hundred twenty-five million, seven hundred seventy-six thousand, five hundred eighty-nine".