225346 has 8 divisors (see below), whose sum is σ = 368784. Its totient is φ = 102420.

The previous prime is 225343. The next prime is 225347. The reversal of 225346 is 643522.

It is a happy number.

225346 is nontrivially palindromic in base 12.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 10243 = 225346 / (2 + 2 + 5 + 3 + 4 + 6).

It is a d-powerful number, because it can be written as 2 + 2⁹ + 3¹¹ + 5 + 4⁵ + 6⁶ .

It is not an unprimeable number, because it can be changed into a prime (225341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5100 + ... + 5143.

It is an arithmetic number, because the mean of its divisors is an integer number (46098).

2²²⁵³⁴⁶ is an apocalyptic number.

225346 is a deficient number, since it is larger than the sum of its proper divisors (143438).

225346 is a wasteful number, since it uses less digits than its factorization.

225346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10256.

The product of its digits is 1440, while the sum is 22.

The square root of 225346 is about 474.7062249434. The cubic root of 225346 is about 60.8531809052.

Adding to 225346 its reverse (643522), we get a palindrome (868868).

The spelling of 225346 in words is "two hundred twenty-five thousand, three hundred forty-six".