225140255 has 8 divisors (see below), whose sum is σ = 270270000. Its totient is φ = 180044416.

The previous prime is 225140221. The next prime is 225140273. The reversal of 225140255 is 552041522.

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

It is a cyclic number.

It is not a de Polignac number, because 225140255 - 2⁶ = 225140191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9671 + ... + 23319.

It is an arithmetic number, because the mean of its divisors is an integer number (33783750).

Almost surely, 2^225140255 is an apocalyptic number.

225140255 is a deficient number, since it is larger than the sum of its proper divisors (45129745).

225140255 is a wasteful number, since it uses less digits than its factorization.

225140255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16953.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 225140255 is about 15004.6744383209. The cubic root of 225140255 is about 608.3465524535.

Adding to 225140255 its reverse (552041522), we get a palindrome (777181777).

The spelling of 225140255 in words is "two hundred twenty-five million, one hundred forty thousand, two hundred fifty-five".