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BaseRepresentation
bin11110001100110100100
31212021111000
43301212210
5223131404
633113300
711261100
oct3614644
91767430
10989604
11616560
123b8830
13288585
141ba900
15148339
hexf19a4

989604 has 144 divisors (see below), whose sum is σ = 3447360. Its totient is φ = 241920.

The previous prime is 989581. The next prime is 989623. The reversal of 989604 is 406989.

It can be divided in two parts, 98 and 9604, that multiplied together give a cube (941192 = 983).

989604 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 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58204 + ... + 58220.

It is an arithmetic number, because the mean of its divisors is an integer number (23940).

2989604 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 989604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1723680).

989604 is an abundant number, since it is smaller than the sum of its proper divisors (2457756).

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

989604 is a wasteful number, since it uses less digits than its factorization.

989604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 989604 is about 994.7884197155. The cubic root of 989604 is about 99.6522588291.

The spelling of 989604 in words is "nine hundred eighty-nine thousand, six hundred four".