940646 has 8 divisors (see below), whose sum is σ = 1612560. Its totient is φ = 403128.

The previous prime is 940619. The next prime is 940649. The reversal of 940646 is 646049.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940649) by changing a digit.

940646 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 33581 + ... + 33608.

It is an arithmetic number, because the mean of its divisors is an integer number (201570).

2⁹⁴⁰⁶⁴⁶ is an apocalyptic number.

940646 is a deficient number, since it is larger than the sum of its proper divisors (671914).

940646 is a wasteful number, since it uses less digits than its factorization.

940646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67198.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 940646 is about 969.8690633276. The cubic root of 940646 is about 97.9810458970.

The spelling of 940646 in words is "nine hundred forty thousand, six hundred forty-six".