89609800 has 48 divisors (see below), whose sum is σ = 238109760. Its totient is φ = 30722880.

The previous prime is 89609759. The next prime is 89609827. The reversal of 89609800 is 890698.

It is a happy number.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

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 11 ways as a sum of consecutive naturals, for example, 30604 + ... + 33403.

It is an arithmetic number, because the mean of its divisors is an integer number (4960620).

Almost surely, 2^89609800 is an apocalyptic number.

It is an amenable number.

89609800 is an abundant number, since it is smaller than the sum of its proper divisors (148499960).

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

89609800 is a wasteful number, since it uses less digits than its factorization.

89609800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64030 (or 64021 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 89609800 is about 9466.2452957865. The cubic root of 89609800 is about 447.4918904515.

It can be divided in two parts, 89609 and 800, that added together give a palindrome (90409).

The spelling of 89609800 in words is "eighty-nine million, six hundred nine thousand, eight hundred".