80842200 has 96 divisors (see below), whose sum is σ = 254477760. Its totient is φ = 21225600.

The previous prime is 80842199. The next prime is 80842243. The reversal of 80842200 is 224808.

It is a super-2 number, since 2×80842200² = 13070922601680000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 23 ways as a sum of consecutive naturals, for example, 39195 + ... + 41205.

It is an arithmetic number, because the mean of its divisors is an integer number (2650810).

Almost surely, 2^80842200 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 80842200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127238880).

80842200 is an abundant number, since it is smaller than the sum of its proper divisors (173635560).

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

80842200 is a wasteful number, since it uses less digits than its factorization.

80842200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097 (or 2088 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 80842200 is about 8991.2290594779. The cubic root of 80842200 is about 432.3937168534.

The spelling of 80842200 in words is "eighty million, eight hundred forty-two thousand, two hundred".