940289 has 4 divisors (see below), whose sum is σ = 1074624. Its totient is φ = 805956.

The previous prime is 940279. The next prime is 940297. The reversal of 940289 is 982049.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-940289 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 940289.

It is not an unprimeable number, because it can be changed into a prime (940229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67157 + ... + 67170.

It is an arithmetic number, because the mean of its divisors is an integer number (268656).

2⁹⁴⁰²⁸⁹ is an apocalyptic number.

It is an amenable number.

940289 is a deficient number, since it is larger than the sum of its proper divisors (134335).

940289 is a wasteful number, since it uses less digits than its factorization.

940289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134334.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 940289 is about 969.6850003996. The cubic root of 940289 is about 97.9686488637.

The spelling of 940289 in words is "nine hundred forty thousand, two hundred eighty-nine".