225746 has 8 divisors (see below), whose sum is σ = 347004. Its totient is φ = 110080.

The previous prime is 225733. The next prime is 225749. The reversal of 225746 is 647522.

It can be written as a sum of positive squares in 2 ways, for example, as 225625 + 121 = 475^2 + 11^2 .

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

It is a super-2 number, since 2×225746² = 101922513032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225749) by changing a digit.

225746 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1295 + ... + 1458.

2²²⁵⁷⁴⁶ is an apocalyptic number.

225746 is a deficient number, since it is larger than the sum of its proper divisors (121258).

225746 is a wasteful number, since it uses less digits than its factorization.

225746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2796.

The product of its digits is 3360, while the sum is 26.

The square root of 225746 is about 475.1273513491. The cubic root of 225746 is about 60.8891653976.

The spelling of 225746 in words is "two hundred twenty-five thousand, seven hundred forty-six".