225017 has 8 divisors (see below), whose sum is σ = 255360. Its totient is φ = 196560.

The previous prime is 224993. The next prime is 225023. The reversal of 225017 is 710522.

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

It is a de Polignac number, because none of the positive numbers 2^k-225017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224986 and 225004.

It is not an unprimeable number, because it can be changed into a prime (225037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209 + ... + 702.

It is an arithmetic number, because the mean of its divisors is an integer number (31920).

2²²⁵⁰¹⁷ is an apocalyptic number.

It is an amenable number.

225017 is a deficient number, since it is larger than the sum of its proper divisors (30343).

225017 is a wasteful number, since it uses less digits than its factorization.

225017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 225017 is about 474.3595682602. The cubic root of 225017 is about 60.8235517310.

Adding to 225017 its reverse (710522), we get a palindrome (935539).

The spelling of 225017 in words is "two hundred twenty-five thousand, seventeen".