225716 has 12 divisors (see below), whose sum is σ = 400932. Its totient is φ = 111168.

The previous prime is 225697. The next prime is 225721. The reversal of 225716 is 617522.

It can be written as a sum of positive squares in 2 ways, for example, as 62500 + 163216 = 250^2 + 404^2 .

It is a junction number, because it is equal to n+sod(n) for n = 225691 and 225700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95 + ... + 678.

It is an arithmetic number, because the mean of its divisors is an integer number (33411).

2²²⁵⁷¹⁶ is an apocalyptic number.

It is an amenable number.

225716 is a deficient number, since it is larger than the sum of its proper divisors (175216).

225716 is a wasteful number, since it uses less digits than its factorization.

225716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850 (or 848 counting only the distinct ones).

The product of its digits is 840, while the sum is 23.

The square root of 225716 is about 475.0957798171. The cubic root of 225716 is about 60.8864680358.

The spelling of 225716 in words is "two hundred twenty-five thousand, seven hundred sixteen".