859149 has 6 divisors (see below), whose sum is σ = 1241006. Its totient is φ = 572760.

The previous prime is 859121. The next prime is 859181. The reversal of 859149 is 941958.

It can be written as a sum of positive squares in only one way, i.e., 777924 + 81225 = 882^2 + 285^2 .

It is not a de Polignac number, because 859149 - 2¹⁵ = 826381 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 (859109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47722 + ... + 47739.

2⁸⁵⁹¹⁴⁹ is an apocalyptic number.

It is an amenable number.

859149 is a deficient number, since it is larger than the sum of its proper divisors (381857).

859149 is a wasteful number, since it uses less digits than its factorization.

859149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95467 (or 95464 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 859149 is about 926.9029075367. The cubic root of 859149 is about 95.0654765604.

The spelling of 859149 in words is "eight hundred fifty-nine thousand, one hundred forty-nine".