225453838 has 8 divisors (see below), whose sum is σ = 344561688. Its totient is φ = 110599944.

The previous prime is 225453803. The next prime is 225453853. The reversal of 225453838 is 838354522.

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

It is a self number, because there is not a number n which added to its sum of digits gives 225453838.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063356 + ... + 1063567.

It is an arithmetic number, because the mean of its divisors is an integer number (43070211).

Almost surely, 2^225453838 is an apocalyptic number.

225453838 is a deficient number, since it is larger than the sum of its proper divisors (119107850).

225453838 is a wasteful number, since it uses less digits than its factorization.

225453838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126978.

The product of its digits is 230400, while the sum is 40.

The square root of 225453838 is about 15015.1203125383. The cubic root of 225453838 is about 608.6288633423.

The spelling of 225453838 in words is "two hundred twenty-five million, four hundred fifty-three thousand, eight hundred thirty-eight".