206356104 has 96 divisors (see below), whose sum is σ = 582603840. Its totient is φ = 65923200.

The previous prime is 206356103. The next prime is 206356127. The reversal of 206356104 is 401653602.

206356104 is a `hidden beast` number, since 20 + 635 + 6 + 1 + 0 + 4 = 666.

206356104 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (206356103) by changing a digit.

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, 188599 + ... + 189689.

It is an arithmetic number, because the mean of its divisors is an integer number (6068790).

Almost surely, 2^206356104 is an apocalyptic number.

206356104 is a gapful number since it is divisible by the number (24) 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 206356104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291301920).

206356104 is an abundant number, since it is smaller than the sum of its proper divisors (376247736).

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

206356104 is a wasteful number, since it uses less digits than its factorization.

206356104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211 (or 1204 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 206356104 is about 14365.1002084914. The cubic root of 206356104 is about 590.9341746024.

The spelling of 206356104 in words is "two hundred six million, three hundred fifty-six thousand, one hundred four".