89149800 has 96 divisors (see below), whose sum is σ = 285338880. Its totient is φ = 23001600.

The previous prime is 89149759. The next prime is 89149813. The reversal of 89149800 is 894198.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16204 + ... + 20996.

It is an arithmetic number, because the mean of its divisors is an integer number (2972280).

Almost surely, 2^89149800 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 89149800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142669440).

89149800 is an abundant number, since it is smaller than the sum of its proper divisors (196189080).

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

89149800 is a wasteful number, since it uses less digits than its factorization.

89149800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4843 (or 4834 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 89149800 is about 9441.9171782006. The cubic root of 89149800 is about 446.7248630887.

The spelling of 89149800 in words is "eighty-nine million, one hundred forty-nine thousand, eight hundred".