940489 has 8 divisors (see below), whose sum is σ = 1033632. Its totient is φ = 848640.

The previous prime is 940483. The next prime is 940501. The reversal of 940489 is 984049.

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

It is a cyclic number.

It is not a de Polignac number, because 940489 - 2⁷ = 940361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (940483) 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 7 ways as a sum of consecutive naturals, for example, 1902 + ... + 2344.

It is an arithmetic number, because the mean of its divisors is an integer number (129204).

2⁹⁴⁰⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

940489 is a deficient number, since it is larger than the sum of its proper divisors (93143).

940489 is a wasteful number, since it uses less digits than its factorization.

940489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 940489 is about 969.7881211894. The cubic root of 940489 is about 97.9755943669.

The spelling of 940489 in words is "nine hundred forty thousand, four hundred eighty-nine".