889406 has 32 divisors (see below), whose sum is σ = 1674432. Its totient is φ = 345600.

The previous prime is 889391. The next prime is 889411. The reversal of 889406 is 604988.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

889406 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 15 ways as a sum of consecutive naturals, for example, 8756 + ... + 8856.

It is an arithmetic number, because the mean of its divisors is an integer number (52326).

2⁸⁸⁹⁴⁰⁶ is an apocalyptic number.

889406 is a deficient number, since it is larger than the sum of its proper divisors (785026).

889406 is a wasteful number, since it uses less digits than its factorization.

889406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 889406 is about 943.0832412889. The cubic root of 889406 is about 96.1686128213.

It can be divided in two parts, 88 and 9406, that multiplied together give a palindrome (827728).

The spelling of 889406 in words is "eight hundred eighty-nine thousand, four hundred six".