206828130 has 32 divisors (see below), whose sum is σ = 497049984. Its totient is φ = 55080576.

The previous prime is 206828117. The next prime is 206828147. The reversal of 206828130 is 31828602.

206828130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20502 + ... + 28878.

It is an arithmetic number, because the mean of its divisors is an integer number (15532812).

Almost surely, 2^206828130 is an apocalyptic number.

206828130 is an abundant number, since it is smaller than the sum of its proper divisors (290221854).

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

206828130 is a wasteful number, since it uses less digits than its factorization.

206828130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9210.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 206828130 is about 14381.5204342239. The cubic root of 206828130 is about 591.3844058230.

The spelling of 206828130 in words is "two hundred six million, eight hundred twenty-eight thousand, one hundred thirty".