973859 has 4 divisors (see below), whose sum is σ = 975840. Its totient is φ = 971880.

The previous prime is 973853. The next prime is 973891. The reversal of 973859 is 958379.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 958379 = 19 ⋅50441.

It is a cyclic number.

It is not a de Polignac number, because 973859 - 2¹² = 969763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (973853) 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 in 3 ways as a sum of consecutive naturals, for example, 377 + ... + 1445.

It is an arithmetic number, because the mean of its divisors is an integer number (243960).

2⁹⁷³⁸⁵⁹ is an apocalyptic number.

973859 is a deficient number, since it is larger than the sum of its proper divisors (1981).

973859 is a wasteful number, since it uses less digits than its factorization.

973859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980.

The product of its digits is 68040, while the sum is 41.

The square root of 973859 is about 986.8429459646. The cubic root of 973859 is about 99.1209283068.

The spelling of 973859 in words is "nine hundred seventy-three thousand, eight hundred fifty-nine".