225168374 has 8 divisors (see below), whose sum is σ = 342793848. Its totient is φ = 110903760.

The previous prime is 225168343. The next prime is 225168389. The reversal of 225168374 is 473861522.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 840047 + ... + 840314.

It is an arithmetic number, because the mean of its divisors is an integer number (42849231).

Almost surely, 2^225168374 is an apocalyptic number.

225168374 is a deficient number, since it is larger than the sum of its proper divisors (117625474).

225168374 is a wasteful number, since it uses less digits than its factorization.

225168374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680430.

The product of its digits is 80640, while the sum is 38.

The square root of 225168374 is about 15005.6114170666. The cubic root of 225168374 is about 608.3718779772.

The spelling of 225168374 in words is "two hundred twenty-five million, one hundred sixty-eight thousand, three hundred seventy-four".