889542 has 60 divisors (see below), whose sum is σ = 2228820. Its totient is φ = 264384.

The previous prime is 889519. The next prime is 889579. The reversal of 889542 is 245988.

889542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 889497 and 889506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 46809 + ... + 46827.

It is an arithmetic number, because the mean of its divisors is an integer number (37147).

2⁸⁸⁹⁵⁴² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 889542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1114410).

889542 is an abundant number, since it is smaller than the sum of its proper divisors (1339278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

889542 is a wasteful number, since it uses less digits than its factorization.

889542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67 (or 41 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 889542 is about 943.1553424543. The cubic root of 889542 is about 96.1735143192.

It can be divided in two parts, 889 and 542, that added together give a triangular number (1431 = T₅₃).

The spelling of 889542 in words is "eight hundred eighty-nine thousand, five hundred forty-two".