225004250 has 32 divisors (see below), whose sum is σ = 427012560. Its totient is φ = 88761600.

The previous prime is 225004223. The next prime is 225004259. The reversal of 225004250 is 52400522.

It can be written as a sum of positive squares in 8 ways, for example, as 5697769 + 219306481 = 2387^2 + 14809^2 .

It is not an unprimeable number, because it can be changed into a prime (225004259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12086 + ... + 24414.

Almost surely, 2^225004250 is an apocalyptic number.

225004250 is a deficient number, since it is larger than the sum of its proper divisors (202008310).

225004250 is a wasteful number, since it uses less digits than its factorization.

225004250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12419 (or 12409 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 225004250 is about 15000.1416659977. The cubic root of 225004250 is about 608.2240290678.

Adding to 225004250 its reverse (52400522), we get a palindrome (277404772).

The spelling of 225004250 in words is "two hundred twenty-five million, four thousand, two hundred fifty".