859297 has 2 divisors, whose sum is σ = 859298. Its totient is φ = 859296.

The previous prime is 859279. The next prime is 859321. The reversal of 859297 is 792958.

Together with previous prime (859279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 781456 + 77841 = 884^2 + 279^2 .

It is a cyclic number.

It is not a de Polignac number, because 859297 - 2¹¹ = 857249 is a prime.

It is not a weakly prime, because it can be changed into another prime (859267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429648 + 429649.

It is an arithmetic number, because the mean of its divisors is an integer number (429649).

2⁸⁵⁹²⁹⁷ is an apocalyptic number.

It is an amenable number.

859297 is a deficient number, since it is larger than the sum of its proper divisors (1).

859297 is an equidigital number, since it uses as much as digits as its factorization.

859297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 40.

The square root of 859297 is about 926.9827398609. The cubic root of 859297 is about 95.0709350171.

It can be divided in two parts, 859 and 297, that added together give a square (1156 = 34²).

The spelling of 859297 in words is "eight hundred fifty-nine thousand, two hundred ninety-seven".