206789398 has 4 divisors (see below), whose sum is σ = 310184100. Its totient is φ = 103394698.

The previous prime is 206789393. The next prime is 206789413. The reversal of 206789398 is 893987602.

206789398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206789393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51697348 + ... + 51697351.

It is an arithmetic number, because the mean of its divisors is an integer number (77546025).

Almost surely, 2^206789398 is an apocalyptic number.

206789398 is a deficient number, since it is larger than the sum of its proper divisors (103394702).

206789398 is a wasteful number, since it uses less digits than its factorization.

206789398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103394701.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 206789398 is about 14380.1737819819. The cubic root of 206789398 is about 591.3474880034.

The spelling of 206789398 in words is "two hundred six million, seven hundred eighty-nine thousand, three hundred ninety-eight".