859429 has 8 divisors (see below), whose sum is σ = 890072. Its totient is φ = 829440.

The previous prime is 859423. The next prime is 859433. The reversal of 859429 is 924958.

859429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 100 + 859329 = 10^2 + 927^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-859429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4357 + ... + 4549.

It is an arithmetic number, because the mean of its divisors is an integer number (111259).

2⁸⁵⁹⁴²⁹ is an apocalyptic number.

It is an amenable number.

859429 is a deficient number, since it is larger than the sum of its proper divisors (30643).

859429 is a wasteful number, since it uses less digits than its factorization.

859429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327.

The product of its digits is 25920, while the sum is 37.

The square root of 859429 is about 927.0539358635. The cubic root of 859429 is about 95.0758028415.

It can be divided in two parts, 859 and 429, that multiplied together give a triangular number (368511 = T₈₅₈).

The spelling of 859429 in words is "eight hundred fifty-nine thousand, four hundred twenty-nine".