859069 has 4 divisors (see below), whose sum is σ = 861696. Its totient is φ = 856444.

The previous prime is 859057. The next prime is 859081. The reversal of 859069 is 960958.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (859057) and next prime (859081).

It is a cyclic number.

It is not a de Polignac number, because 859069 - 2⁵ = 859037 is a prime.

It is a super-2 number, since 2×859069² = 1475999093522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 739 + ... + 1504.

It is an arithmetic number, because the mean of its divisors is an integer number (215424).

2⁸⁵⁹⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

859069 is a deficient number, since it is larger than the sum of its proper divisors (2627).

859069 is a wasteful number, since it uses less digits than its factorization.

859069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 859069 is about 926.8597520661. The cubic root of 859069 is about 95.0625257823.

The spelling of 859069 in words is "eight hundred fifty-nine thousand, sixty-nine".