889215600 has 480 divisors, whose sum is σ = 3719761920. Its totient is φ = 176209920.

The previous prime is 889215577. The next prime is 889215601. The reversal of 889215600 is 6512988.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889215601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1856161 + ... + 1856639.

It is an arithmetic number, because the mean of its divisors is an integer number (7749504).

Almost surely, 2^889215600 is an apocalyptic number.

889215600 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 889215600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1859880960).

889215600 is an abundant number, since it is smaller than the sum of its proper divisors (2830546320).

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

889215600 is a wasteful number, since it uses less digits than its factorization.

889215600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 889215600 is about 29819.7183085287. The cubic root of 889215600 is about 961.6174988487.

The spelling of 889215600 in words is "eight hundred eighty-nine million, two hundred fifteen thousand, six hundred".