225889010 has 16 divisors (see below), whose sum is σ = 412171416. Its totient is φ = 89117568.

The previous prime is 225889009. The next prime is 225889057. The reversal of 225889010 is 10988522.

It can be written as a sum of positive squares in 4 ways, for example, as 196588441 + 29300569 = 14021^2 + 5413^2 .

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 153989 + ... + 155448.

Almost surely, 2^225889010 is an apocalyptic number.

225889010 is a deficient number, since it is larger than the sum of its proper divisors (186282406).

225889010 is a wasteful number, since it uses less digits than its factorization.

225889010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309517.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 225889010 is about 15029.6044525463. The cubic root of 225889010 is about 609.0202043730.

The spelling of 225889010 in words is "two hundred twenty-five million, eight hundred eighty-nine thousand, ten".