100843028 has 24 divisors (see below), whose sum is σ = 207328800. Its totient is φ = 42311520.

The previous prime is 100843027. The next prime is 100843033. The reversal of 100843028 is 820348001.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 100842988 and 100843006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100843027) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 87578 + ... + 88721.

It is an arithmetic number, because the mean of its divisors is an integer number (8638700).

Almost surely, 2^100843028 is an apocalyptic number.

It is an amenable number.

100843028 is an abundant number, since it is smaller than the sum of its proper divisors (106485772).

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

100843028 is a wasteful number, since it uses less digits than its factorization.

100843028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176327 (or 176325 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 100843028 is about 10042.0629354730. The cubic root of 100843028 is about 465.4595649270.

The spelling of 100843028 in words is "one hundred million, eight hundred forty-three thousand, twenty-eight".