940784 has 20 divisors (see below), whose sum is σ = 1963416. Its totient is φ = 434112.

The previous prime is 940783. The next prime is 940787. The reversal of 940784 is 487049.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 940784.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2054 + ... + 2469.

2⁹⁴⁰⁷⁸⁴ is an apocalyptic number.

It is an amenable number.

940784 is an abundant number, since it is smaller than the sum of its proper divisors (1022632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

940784 is a wasteful number, since it uses less digits than its factorization.

940784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544 (or 4538 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 940784 is about 969.9402043425. The cubic root of 940784 is about 97.9858371870.

The spelling of 940784 in words is "nine hundred forty thousand, seven hundred eighty-four".