89049856 has 108 divisors (see below), whose sum is σ = 214374720. Its totient is φ = 36771840.

The previous prime is 89049811. The next prime is 89049869. The reversal of 89049856 is 65894098.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 388750 + ... + 388978.

Almost surely, 2^89049856 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 89049856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107187360).

89049856 is an abundant number, since it is smaller than the sum of its proper divisors (125324864).

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

89049856 is a wasteful number, since it uses less digits than its factorization.

89049856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 49.

The square root of 89049856 is about 9436.6231248260. The cubic root of 89049856 is about 446.5578626596.

The spelling of 89049856 in words is "eighty-nine million, forty-nine thousand, eight hundred fifty-six".