89549250 has 128 divisors (see below), whose sum is σ = 262918656. Its totient is φ = 19872000.

The previous prime is 89549233. The next prime is 89549279. The reversal of 89549250 is 5294598.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 194020 + ... + 194480.

It is an arithmetic number, because the mean of its divisors is an integer number (2054052).

Almost surely, 2^89549250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89549250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131459328).

89549250 is an abundant number, since it is smaller than the sum of its proper divisors (173369406).

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

89549250 is a wasteful number, since it uses less digits than its factorization.

89549250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 89549250 is about 9463.0465496055. The cubic root of 89549250 is about 447.3910765556.

The spelling of 89549250 in words is "eighty-nine million, five hundred forty-nine thousand, two hundred fifty".