225453842 has 8 divisors (see below), whose sum is σ = 338432256. Its totient is φ = 112643092.

The previous prime is 225453803. The next prime is 225453853. The reversal of 225453842 is 248354522.

It is a happy number.

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

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, 38498 + ... + 43965.

It is an arithmetic number, because the mean of its divisors is an integer number (42304032).

Almost surely, 2^225453842 is an apocalyptic number.

225453842 is a deficient number, since it is larger than the sum of its proper divisors (112978414).

225453842 is a wasteful number, since it uses less digits than its factorization.

225453842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83832.

The product of its digits is 76800, while the sum is 35.

The square root of 225453842 is about 15015.1204457374. The cubic root of 225453842 is about 608.6288669417.

The spelling of 225453842 in words is "two hundred twenty-five million, four hundred fifty-three thousand, eight hundred forty-two".