842043200 has 84 divisors (see below), whose sum is σ = 2120310720. Its totient is φ = 328957440.

The previous prime is 842043193. The next prime is 842043229. The reversal of 842043200 is 2340248.

It is a congruent number.

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, 62681 + ... + 74919.

Almost surely, 2^842043200 is an apocalyptic number.

842043200 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 842043200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1060155360).

842043200 is an abundant number, since it is smaller than the sum of its proper divisors (1278267520).

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

842043200 is a wasteful number, since it uses less digits than its factorization.

842043200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12304 (or 12289 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 842043200 is about 29017.9806327043. The cubic root of 842043200 is about 944.3031918957.

Adding to 842043200 its reverse (2340248), we get a palindrome (844383448).

The spelling of 842043200 in words is "eight hundred forty-two million, forty-three thousand, two hundred".