225514476 has 72 divisors (see below), whose sum is σ = 642687920. Its totient is φ = 68333760.

The previous prime is 225514463. The next prime is 225514529. The reversal of 225514476 is 674415522.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 225514476.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4440 + ... + 21696.

Almost surely, 2^225514476 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225514476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321343960).

225514476 is an abundant number, since it is smaller than the sum of its proper divisors (417173444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225514476 is a wasteful number, since it uses less digits than its factorization.

225514476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17292 (or 17273 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 225514476 is about 15017.1394080231. The cubic root of 225514476 is about 608.6834239995.

Adding to 225514476 its reverse (674415522), we get a palindrome (899929998).

The spelling of 225514476 in words is "two hundred twenty-five million, five hundred fourteen thousand, four hundred seventy-six".