225517226 has 32 divisors (see below), whose sum is σ = 377913600. Its totient is φ = 100060480.

The previous prime is 225517199. The next prime is 225517249. The reversal of 225517226 is 622715522.

It is a junction number, because it is equal to n+sod(n) for n = 225517192 and 225517201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313295 + ... + 314013.

It is an arithmetic number, because the mean of its divisors is an integer number (11809800).

Almost surely, 2^225517226 is an apocalyptic number.

225517226 is a deficient number, since it is larger than the sum of its proper divisors (152396374).

225517226 is a wasteful number, since it uses less digits than its factorization.

225517226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054.

The product of its digits is 16800, while the sum is 32.

The square root of 225517226 is about 15017.2309697893. The cubic root of 225517226 is about 608.6858981535.

The spelling of 225517226 in words is "two hundred twenty-five million, five hundred seventeen thousand, two hundred twenty-six".