225453 has 8 divisors (see below), whose sum is σ = 302848. Its totient is φ = 149184.

The previous prime is 225431. The next prime is 225457. The reversal of 225453 is 354522.

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

It is not a de Polignac number, because 225453 - 2¹⁰ = 224429 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 2¹⁵ + 4⁶ + 5³ + 5⁵ + 3¹¹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501 + ... + 837.

It is an arithmetic number, because the mean of its divisors is an integer number (37856).

2²²⁵⁴⁵³ is an apocalyptic number.

It is an amenable number.

225453 is a deficient number, since it is larger than the sum of its proper divisors (77395).

225453 is a wasteful number, since it uses less digits than its factorization.

225453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563.

The product of its digits is 1200, while the sum is 21.

The square root of 225453 is about 474.8189128499. The cubic root of 225453 is about 60.8628109261.

Adding to 225453 its reverse (354522), we get a palindrome (579975).

The spelling of 225453 in words is "two hundred twenty-five thousand, four hundred fifty-three".