204240601 has 4 divisors (see below), whose sum is σ = 216254772. Its totient is φ = 192226432.

The previous prime is 204240599. The next prime is 204240613. The reversal of 204240601 is 106042402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 106042402 = 2 ⋅53021201.

It can be written as a sum of positive squares in 2 ways, for example, as 111619225 + 92621376 = 10565^2 + 9624^2 .

It is a cyclic number.

It is not a de Polignac number, because 204240601 - 2¹ = 204240599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204240661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6007060 + ... + 6007093.

It is an arithmetic number, because the mean of its divisors is an integer number (54063693).

Almost surely, 2^204240601 is an apocalyptic number.

It is an amenable number.

204240601 is a deficient number, since it is larger than the sum of its proper divisors (12014171).

204240601 is a wasteful number, since it uses less digits than its factorization.

204240601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12014170.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 204240601 is about 14291.2770947876. The cubic root of 204240601 is about 588.9078724007.

The spelling of 204240601 in words is "two hundred four million, two hundred forty thousand, six hundred one".