889961 has 8 divisors (see below), whose sum is σ = 930240. Its totient is φ = 850608.

The previous prime is 889957. The next prime is 889963. The reversal of 889961 is 169988.

889961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 889961 - 2² = 889957 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 (889963) 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, 2300 + ... + 2658.

It is an arithmetic number, because the mean of its divisors is an integer number (116280).

2⁸⁸⁹⁹⁶¹ is an apocalyptic number.

It is an amenable number.

889961 is a deficient number, since it is larger than the sum of its proper divisors (40279).

889961 is a wasteful number, since it uses less digits than its factorization.

889961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463.

The product of its digits is 31104, while the sum is 41.

The square root of 889961 is about 943.3774430206. The cubic root of 889961 is about 96.1886121175.

The spelling of 889961 in words is "eight hundred eighty-nine thousand, nine hundred sixty-one".