201240008 has 16 divisors (see below), whose sum is σ = 377669580. Its totient is φ = 100528128.

The previous prime is 201239971. The next prime is 201240029. The reversal of 201240008 is 800042102.

It can be written as a sum of positive squares in 2 ways, for example, as 189392644 + 11847364 = 13762^2 + 3442^2 .

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, 1685 + ... + 20132.

Almost surely, 2^201240008 is an apocalyptic number.

It is an amenable number.

201240008 is a deficient number, since it is larger than the sum of its proper divisors (176429572).

201240008 is a wasteful number, since it uses less digits than its factorization.

201240008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22976 (or 22972 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 201240008 is about 14185.9087830142. The cubic root of 201240008 is about 586.0096602134.

The spelling of 201240008 in words is "two hundred one million, two hundred forty thousand, eight".