940789 has 4 divisors (see below), whose sum is σ = 973260. Its totient is φ = 908320.

The previous prime is 940787. The next prime is 940801. The reversal of 940789 is 987049.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 731025 + 209764 = 855^2 + 458^2 .

It is a cyclic number.

It is not a de Polignac number, because 940789 - 2¹ = 940787 is a prime.

It is a Duffinian number.

940789 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940781) 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, 16192 + ... + 16249.

It is an arithmetic number, because the mean of its divisors is an integer number (243315).

2⁹⁴⁰⁷⁸⁹ is an apocalyptic number.

It is an amenable number.

940789 is a deficient number, since it is larger than the sum of its proper divisors (32471).

940789 is a wasteful number, since it uses less digits than its factorization.

940789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32470.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 940789 is about 969.9427818176. The cubic root of 940789 is about 97.9860107756.

The spelling of 940789 in words is "nine hundred forty thousand, seven hundred eighty-nine".