225955117 has 4 divisors (see below), whose sum is σ = 228148960. Its totient is φ = 223761276.

The previous prime is 225955111. The next prime is 225955123. The reversal of 225955117 is 711559522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (225955111) and next prime (225955123).

It is a cyclic number.

It is not a de Polignac number, because 225955117 - 2¹⁵ = 225922349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225955111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096767 + ... + 1096972.

It is an arithmetic number, because the mean of its divisors is an integer number (57037240).

Almost surely, 2^225955117 is an apocalyptic number.

It is an amenable number.

225955117 is a deficient number, since it is larger than the sum of its proper divisors (2193843).

225955117 is a wasteful number, since it uses less digits than its factorization.

225955117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193842.

The product of its digits is 31500, while the sum is 37.

The square root of 225955117 is about 15031.8035178750. The cubic root of 225955117 is about 609.0796090217.

The spelling of 225955117 in words is "two hundred twenty-five million, nine hundred fifty-five thousand, one hundred seventeen".