889399 has 8 divisors (see below), whose sum is σ = 1037600. Its totient is φ = 762048.

The previous prime is 889391. The next prime is 889411. The reversal of 889399 is 993988.

It is not a de Polignac number, because 889399 - 2³ = 889391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889391) 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, 954 + ... + 1639.

It is an arithmetic number, because the mean of its divisors is an integer number (129700).

2⁸⁸⁹³⁹⁹ is an apocalyptic number.

889399 is a deficient number, since it is larger than the sum of its proper divisors (148201).

889399 is an equidigital number, since it uses as much as digits as its factorization.

889399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2614 (or 2600 counting only the distinct ones).

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

The square root of 889399 is about 943.0795300504. The cubic root of 889399 is about 96.1683605249.

The spelling of 889399 in words is "eight hundred eighty-nine thousand, three hundred ninety-nine".