206038402 has 8 divisors (see below), whose sum is σ = 327237516. Its totient is φ = 96959232.

The previous prime is 206038387. The next prime is 206038447. The reversal of 206038402 is 204830602.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 162333081 + 43705321 = 12741^2 + 6611^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3029943 + ... + 3030010.

Almost surely, 2^206038402 is an apocalyptic number.

206038402 is a deficient number, since it is larger than the sum of its proper divisors (121199114).

206038402 is a wasteful number, since it uses less digits than its factorization.

206038402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6059972.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 206038402 is about 14354.0378291267. The cubic root of 206038402 is about 590.6307551001.

The spelling of 206038402 in words is "two hundred six million, thirty-eight thousand, four hundred two".