225245343 has 4 divisors (see below), whose sum is σ = 300327128. Its totient is φ = 150163560.

The previous prime is 225245329. The next prime is 225245351. The reversal of 225245343 is 343542522.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 225245343 - 2⁴ = 225245327 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225245343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225245143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37540888 + ... + 37540893.

It is an arithmetic number, because the mean of its divisors is an integer number (75081782).

Almost surely, 2^225245343 is an apocalyptic number.

225245343 is a deficient number, since it is larger than the sum of its proper divisors (75081785).

225245343 is an equidigital number, since it uses as much as digits as its factorization.

225245343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75081784.

The product of its digits is 28800, while the sum is 30.

The square root of 225245343 is about 15008.1758718373. The cubic root of 225245343 is about 608.4411897250.

Adding to 225245343 its reverse (343542522), we get a palindrome (568787865).

The spelling of 225245343 in words is "two hundred twenty-five million, two hundred forty-five thousand, three hundred forty-three".