225048685 has 16 divisors (see below), whose sum is σ = 279816192. Its totient is φ = 173577600.

The previous prime is 225048679. The next prime is 225048697. The reversal of 225048685 is 586840522.

It is not a de Polignac number, because 225048685 - 2¹⁷ = 224917613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40972 + ... + 46138.

It is an arithmetic number, because the mean of its divisors is an integer number (17488512).

Almost surely, 2^225048685 is an apocalyptic number.

It is an amenable number.

225048685 is a deficient number, since it is larger than the sum of its proper divisors (54767507).

225048685 is a wasteful number, since it uses less digits than its factorization.

225048685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484.

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 225048685 is about 15001.6227455566. The cubic root of 225048685 is about 608.2640648387.

The spelling of 225048685 in words is "two hundred twenty-five million, forty-eight thousand, six hundred eighty-five".