225133065 has 48 divisors (see below), whose sum is σ = 400982400. Its totient is φ = 116810496.

The previous prime is 225133021. The next prime is 225133081. The reversal of 225133065 is 560331522.

It is not a de Polignac number, because 225133065 - 2⁷ = 225132937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 267916 + ... + 268754.

It is an arithmetic number, because the mean of its divisors is an integer number (8353800).

Almost surely, 2^225133065 is an apocalyptic number.

It is an amenable number.

225133065 is a deficient number, since it is larger than the sum of its proper divisors (175849335).

225133065 is a wasteful number, since it uses less digits than its factorization.

225133065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006 (or 1003 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 225133065 is about 15004.4348444052. The cubic root of 225133065 is about 608.3400764041.

Adding to 225133065 its reverse (560331522), we get a palindrome (785464587).

The spelling of 225133065 in words is "two hundred twenty-five million, one hundred thirty-three thousand, sixty-five".