225848447 has 8 divisors (see below), whose sum is σ = 249149520. Its totient is φ = 203008960.

The previous prime is 225848443. The next prime is 225848453. The reversal of 225848447 is 744848522.

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

It is not a de Polignac number, because 225848447 - 2² = 225848443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225848398 and 225848407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225848443) 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, 114368 + ... + 116325.

It is an arithmetic number, because the mean of its divisors is an integer number (31143690).

Almost surely, 2^225848447 is an apocalyptic number.

225848447 is a deficient number, since it is larger than the sum of its proper divisors (23301073).

225848447 is a wasteful number, since it uses less digits than its factorization.

225848447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230793.

The product of its digits is 573440, while the sum is 44.

The square root of 225848447 is about 15028.2549552501. The cubic root of 225848447 is about 608.9837481721.

It can be divided in two parts, 2258 and 48447, that added together give a palindrome (50705).

The spelling of 225848447 in words is "two hundred twenty-five million, eight hundred forty-eight thousand, four hundred forty-seven".