206575242 has 16 divisors (see below), whose sum is σ = 413369472. Its totient is φ = 68821920.

The previous prime is 206575241. The next prime is 206575249. The reversal of 206575242 is 242575602.

It is not an unprimeable number, because it can be changed into a prime (206575241) 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, 4767 + ... + 20877.

It is an arithmetic number, because the mean of its divisors is an integer number (25835592).

Almost surely, 2^206575242 is an apocalyptic number.

206575242 is an abundant number, since it is smaller than the sum of its proper divisors (206794230).

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

206575242 is a wasteful number, since it uses less digits than its factorization.

206575242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18253.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 206575242 is about 14372.7256287734. The cubic root of 206575242 is about 591.1432796698.

The spelling of 206575242 in words is "two hundred six million, five hundred seventy-five thousand, two hundred forty-two".