225619874 has 8 divisors (see below), whose sum is σ = 338521680. Its totient is φ = 112779316.

The previous prime is 225619841. The next prime is 225619921. The reversal of 225619874 is 478916522.

It is a happy number.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4604 + ... + 21735.

It is an arithmetic number, because the mean of its divisors is an integer number (42315210).

Almost surely, 2^225619874 is an apocalyptic number.

225619874 is a deficient number, since it is larger than the sum of its proper divisors (112901806).

225619874 is a wasteful number, since it uses less digits than its factorization.

225619874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30624.

The product of its digits is 241920, while the sum is 44.

The square root of 225619874 is about 15020.6482549855. The cubic root of 225619874 is about 608.7782353908.

The spelling of 225619874 in words is "two hundred twenty-five million, six hundred nineteen thousand, eight hundred seventy-four".