225517183 has 16 divisors (see below), whose sum is σ = 237239776. Its totient is φ = 214151040.

The previous prime is 225517177. The next prime is 225517199. The reversal of 225517183 is 381715522.

It is a cyclic number.

It is not a de Polignac number, because 225517183 - 2⁹ = 225516671 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 (225517133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367585 + ... + 368197.

It is an arithmetic number, because the mean of its divisors is an integer number (14827486).

Almost surely, 2^225517183 is an apocalyptic number.

225517183 is a deficient number, since it is larger than the sum of its proper divisors (11722593).

225517183 is a wasteful number, since it uses less digits than its factorization.

225517183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874.

The product of its digits is 16800, while the sum is 34.

The square root of 225517183 is about 15017.2295381006. The cubic root of 225517183 is about 608.6858594669.

The spelling of 225517183 in words is "two hundred twenty-five million, five hundred seventeen thousand, one hundred eighty-three".