225850843 has 2 divisors, whose sum is σ = 225850844. Its totient is φ = 225850842.

The previous prime is 225850817. The next prime is 225850901. The reversal of 225850843 is 348058522.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225850843 is a prime.

It is not a weakly prime, because it can be changed into another prime (225850343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112925421 + 112925422.

It is an arithmetic number, because the mean of its divisors is an integer number (112925422).

Almost surely, 2^225850843 is an apocalyptic number.

225850843 is a deficient number, since it is larger than the sum of its proper divisors (1).

225850843 is an equidigital number, since it uses as much as digits as its factorization.

225850843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76800, while the sum is 37.

The square root of 225850843 is about 15028.3346715463. The cubic root of 225850843 is about 608.9859017105.

The spelling of 225850843 in words is "two hundred twenty-five million, eight hundred fifty thousand, eight hundred forty-three".