834285281 has 2 divisors, whose sum is σ = 834285282. Its totient is φ = 834285280.

The previous prime is 834285259. The next prime is 834285293. The reversal of 834285281 is 182582438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 779303056 + 54982225 = 27916^2 + 7415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-834285281 is a prime.

It is a super-2 number, since 2×834285281² = 1392063860186497922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (834285241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417142640 + 417142641.

It is an arithmetic number, because the mean of its divisors is an integer number (417142641).

Almost surely, 2^834285281 is an apocalyptic number.

It is an amenable number.

834285281 is a deficient number, since it is larger than the sum of its proper divisors (1).

834285281 is an equidigital number, since it uses as much as digits as its factorization.

834285281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122880, while the sum is 41.

The square root of 834285281 is about 28883.9969706410. The cubic root of 834285281 is about 941.3942193450.

The spelling of 834285281 in words is "eight hundred thirty-four million, two hundred eighty-five thousand, two hundred eighty-one".