206399996 has 24 divisors (see below), whose sum is σ = 395194800. Its totient is φ = 93542400.

The previous prime is 206399993. The next prime is 206400011. The reversal of 206399996 is 699993602.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206399993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8636 + ... + 22076.

It is an arithmetic number, because the mean of its divisors is an integer number (16466450).

Almost surely, 2^206399996 is an apocalyptic number.

It is an amenable number.

206399996 is a deficient number, since it is larger than the sum of its proper divisors (188794804).

206399996 is a wasteful number, since it uses less digits than its factorization.

206399996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13805 (or 13803 counting only the distinct ones).

The product of its (nonzero) digits is 1417176, while the sum is 53.

The square root of 206399996 is about 14366.6278576429. The cubic root of 206399996 is about 590.9760689193.

The spelling of 206399996 in words is "two hundred six million, three hundred ninety-nine thousand, nine hundred ninety-six".