206046642 has 8 divisors (see below), whose sum is σ = 412093296. Its totient is φ = 68682212.

The previous prime is 206046611. The next prime is 206046667. The reversal of 206046642 is 246640602.

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

206046642 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17170548 + ... + 17170559.

It is an arithmetic number, because the mean of its divisors is an integer number (51511662).

Almost surely, 2^206046642 is an apocalyptic number.

206046642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

206046642 is a wasteful number, since it uses less digits than its factorization.

206046642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34341112.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 206046642 is about 14354.3248535067. The cubic root of 206046642 is about 590.6386286041.

The spelling of 206046642 in words is "two hundred six million, forty-six thousand, six hundred forty-two".