206200704 has 128 divisors (see below), whose sum is σ = 587911680. Its totient is φ = 63866880.

The previous prime is 206200669. The next prime is 206200723. The reversal of 206200704 is 407002602.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

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, 326469 + ... + 327099.

It is an arithmetic number, because the mean of its divisors is an integer number (4593060).

Almost surely, 2^206200704 is an apocalyptic number.

206200704 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 206200704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293955840).

206200704 is an abundant number, since it is smaller than the sum of its proper divisors (381710976).

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

206200704 is a wasteful number, since it uses less digits than its factorization.

206200704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 206200704 is about 14359.6902473556. The cubic root of 206200704 is about 590.7857996488.

The spelling of 206200704 in words is "two hundred six million, two hundred thousand, seven hundred four".