889635 has 16 divisors (see below), whose sum is σ = 1437696. Its totient is φ = 469728.

The previous prime is 889631. The next prime is 889639. The reversal of 889635 is 536988.

889635 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (889631) and next prime (889639).

It is not a de Polignac number, because 889635 - 2² = 889631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 889593 and 889602.

It is not an unprimeable number, because it can be changed into a prime (889631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1672 + ... + 2138.

It is an arithmetic number, because the mean of its divisors is an integer number (89856).

2⁸⁸⁹⁶³⁵ is an apocalyptic number.

889635 is a deficient number, since it is larger than the sum of its proper divisors (548061).

889635 is a wasteful number, since it uses less digits than its factorization.

889635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602.

The product of its digits is 51840, while the sum is 39.

The square root of 889635 is about 943.2046437545. The cubic root of 889635 is about 96.1768657911.

The spelling of 889635 in words is "eight hundred eighty-nine thousand, six hundred thirty-five".