200890841 has 2 divisors, whose sum is σ = 200890842. Its totient is φ = 200890840.

The previous prime is 200890787. The next prime is 200890847. The reversal of 200890841 is 148098002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179694025 + 21196816 = 13405^2 + 4604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200890841 is a prime.

It is a super-3 number, since 3×200890841³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 200890798 and 200890807.

It is not a weakly prime, because it can be changed into another prime (200890847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100445420 + 100445421.

It is an arithmetic number, because the mean of its divisors is an integer number (100445421).

Almost surely, 2^200890841 is an apocalyptic number.

It is an amenable number.

200890841 is a deficient number, since it is larger than the sum of its proper divisors (1).

200890841 is an equidigital number, since it uses as much as digits as its factorization.

200890841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 200890841 is about 14173.5966148328. The cubic root of 200890841 is about 585.6705399554.

The spelling of 200890841 in words is "two hundred million, eight hundred ninety thousand, eight hundred forty-one".