989466800 has 180 divisors, whose sum is σ = 2911945320. Its totient is φ = 321269760.

The previous prime is 989466791. The next prime is 989466811. The reversal of 989466800 is 8664989.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 371072 + ... + 373728.

It is an arithmetic number, because the mean of its divisors is an integer number (16177474).

Almost surely, 2^989466800 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 989466800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1455972660).

989466800 is an abundant number, since it is smaller than the sum of its proper divisors (1922478520).

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

989466800 is a wasteful number, since it uses less digits than its factorization.

989466800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708 (or 2690 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 50.

The square root of 989466800 is about 31455.7911997139. The cubic root of 989466800 is about 996.4765330954.

The spelling of 989466800 in words is "nine hundred eighty-nine million, four hundred sixty-six thousand, eight hundred".