225350641 has 2 divisors, whose sum is σ = 225350642. Its totient is φ = 225350640.

The previous prime is 225350627. The next prime is 225350717. The reversal of 225350641 is 146053522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215238241 + 10112400 = 14671^2 + 3180^2 .

It is a cyclic number.

It is not a de Polignac number, because 225350641 - 2⁷ = 225350513 is a prime.

It is a super-2 number, since 2×225350641² = 101565822798221762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225351641) by changing a digit.

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 as a sum of consecutive naturals, namely, 112675320 + 112675321.

It is an arithmetic number, because the mean of its divisors is an integer number (112675321).

Almost surely, 2^225350641 is an apocalyptic number.

It is an amenable number.

225350641 is a deficient number, since it is larger than the sum of its proper divisors (1).

225350641 is an equidigital number, since it uses as much as digits as its factorization.

225350641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 225350641 is about 15011.6834832073. The cubic root of 225350641 is about 608.5359865935.

The spelling of 225350641 in words is "two hundred twenty-five million, three hundred fifty thousand, six hundred forty-one".