84553700 has 144 divisors (see below), whose sum is σ = 233318400. Its totient is φ = 25833600.

The previous prime is 84553691. The next prime is 84553717. The reversal of 84553700 is 735548.

It is a happy 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 47 ways as a sum of consecutive naturals, for example, 608231 + ... + 608369.

Almost surely, 2^84553700 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 84553700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116659200).

84553700 is an abundant number, since it is smaller than the sum of its proper divisors (148764700).

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

84553700 is a wasteful number, since it uses less digits than its factorization.

84553700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 84553700 is about 9195.3085864478. The cubic root of 84553700 is about 438.9120850375.

It can be divided in two parts, 845 and 53700, that added together give a palindrome (54545).

The spelling of 84553700 in words is "eighty-four million, five hundred fifty-three thousand, seven hundred".