859057 has 2 divisors, whose sum is σ = 859058. Its totient is φ = 859056.

The previous prime is 859051. The next prime is 859081. The reversal of 859057 is 750958.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 848241 + 10816 = 921^2 + 104^2 .

It is a cyclic number.

It is not a de Polignac number, because 859057 - 2³ = 859049 is a prime.

It is an Ulam number.

859057 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (859051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429528 + 429529.

It is an arithmetic number, because the mean of its divisors is an integer number (429529).

2⁸⁵⁹⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

859057 is a deficient number, since it is larger than the sum of its proper divisors (1).

859057 is an equidigital number, since it uses as much as digits as its factorization.

859057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 859057 is about 926.8532785722. The cubic root of 859057 is about 95.0620831498.

The spelling of 859057 in words is "eight hundred fifty-nine thousand, fifty-seven".