225908075 has 12 divisors (see below), whose sum is σ = 280660608. Its totient is φ = 180381600.

The previous prime is 225908069. The next prime is 225908107. The reversal of 225908075 is 570809522.

It is not a de Polignac number, because 225908075 - 2²⁰ = 224859499 is a prime.

It is a Duffinian 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 11 ways as a sum of consecutive naturals, for example, 5174 + ... + 21876.

It is an arithmetic number, because the mean of its divisors is an integer number (23388384).

Almost surely, 2^225908075 is an apocalyptic number.

225908075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225908075 is a deficient number, since it is larger than the sum of its proper divisors (54752533).

225908075 is a wasteful number, since it uses less digits than its factorization.

225908075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17254 (or 17249 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 225908075 is about 15030.2386873928. The cubic root of 225908075 is about 609.0373376302.

The spelling of 225908075 in words is "two hundred twenty-five million, nine hundred eight thousand, seventy-five".