986904 has 40 divisors (see below), whose sum is σ = 2766060. Its totient is φ = 328752.
The previous prime is 986903. The next prime is 986927. The reversal of 986904 is 409689.
986904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (986903) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 114 + ... + 1409.
2986904 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 986904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1383030).
986904 is an abundant number, since it is smaller than the sum of its proper divisors (1779156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
986904 is a wasteful number, since it uses less digits than its factorization.
986904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1541 (or 1528 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 986904 is about 993.4304203114. The cubic root of 986904 is about 99.5615470665.
The spelling of 986904 in words is "nine hundred eighty-six thousand, nine hundred four".
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