89640200 has 96 divisors (see below), whose sum is σ = 234360000. Its totient is φ = 31637760.

The previous prime is 89640181. The next prime is 89640211. The reversal of 89640200 is 204698.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59051 + ... + 60549.

It is an arithmetic number, because the mean of its divisors is an integer number (2441250).

Almost surely, 2^89640200 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 89640200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117180000).

89640200 is an abundant number, since it is smaller than the sum of its proper divisors (144719800).

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

89640200 is a wasteful number, since it uses less digits than its factorization.

89640200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551 (or 1542 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 89640200 is about 9467.8508649007. The cubic root of 89640200 is about 447.5424883973.

Adding to 89640200 its reverse (204698), we get a palindrome (89844898).

The spelling of 89640200 in words is "eighty-nine million, six hundred forty thousand, two hundred".