940589 has 4 divisors (see below), whose sum is σ = 1012956. Its totient is φ = 868224.

The previous prime is 940573. The next prime is 940607. The reversal of 940589 is 985049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 985049 = 13 ⋅75773.

It can be written as a sum of positive squares in 2 ways, for example, as 574564 + 366025 = 758^2 + 605^2 .

It is a cyclic number.

It is not a de Polignac number, because 940589 - 2⁴ = 940573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 940589.

It is not an unprimeable number, because it can be changed into a prime (940529) 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, 36164 + ... + 36189.

It is an arithmetic number, because the mean of its divisors is an integer number (253239).

2⁹⁴⁰⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

940589 is a deficient number, since it is larger than the sum of its proper divisors (72367).

940589 is a wasteful number, since it uses less digits than its factorization.

940589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72366.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 940589 is about 969.8396774725. The cubic root of 940589 is about 97.9790667492.

The spelling of 940589 in words is "nine hundred forty thousand, five hundred eighty-nine".