225352450 has 36 divisors (see below), whose sum is σ = 424663110. Its totient is φ = 88971520.

The previous prime is 225352433. The next prime is 225352507. The reversal of 225352450 is 54253522.

225352450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 9 ways, for example, as 15421329 + 209931121 = 3927^2 + 14489^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 395766 + ... + 396334.

Almost surely, 2^225352450 is an apocalyptic number.

225352450 is a deficient number, since it is larger than the sum of its proper divisors (199310660).

225352450 is an equidigital number, since it uses as much as digits as its factorization.

225352450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 225352450 is about 15011.7437361554. The cubic root of 225352450 is about 608.5376149280.

The spelling of 225352450 in words is "two hundred twenty-five million, three hundred fifty-two thousand, four hundred fifty".