889993 has 8 divisors (see below), whose sum is σ = 965888. Its totient is φ = 815184.

The previous prime is 889963. The next prime is 889997. The reversal of 889993 is 399988.

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 889993 - 2⁹ = 889481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (889997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2746 + ... + 3052.

It is an arithmetic number, because the mean of its divisors is an integer number (120736).

2⁸⁸⁹⁹⁹³ is an apocalyptic number.

It is an amenable number.

889993 is a deficient number, since it is larger than the sum of its proper divisors (75895).

889993 is a wasteful number, since it uses less digits than its factorization.

889993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543.

The product of its digits is 139968, while the sum is 46.

The square root of 889993 is about 943.3944032058. The cubic root of 889993 is about 96.1897649765.

The spelling of 889993 in words is "eight hundred eighty-nine thousand, nine hundred ninety-three".