606204161 has 4 divisors (see below), whose sum is σ = 610065492. Its totient is φ = 602342832.

The previous prime is 606204149. The next prime is 606204199. The reversal of 606204161 is 161402606.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 91776400 + 514427761 = 9580^2 + 22681^2 .

It is a cyclic number.

It is not a de Polignac number, because 606204161 - 2⁶ = 606204097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 606204161.

It is not an unprimeable number, because it can be changed into a prime (606203161) 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, 1930430 + ... + 1930743.

It is an arithmetic number, because the mean of its divisors is an integer number (152516373).

Almost surely, 2^606204161 is an apocalyptic number.

It is an amenable number.

606204161 is a deficient number, since it is larger than the sum of its proper divisors (3861331).

606204161 is a wasteful number, since it uses less digits than its factorization.

606204161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3861330.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 606204161 is about 24621.2136378368. The cubic root of 606204161 is about 846.3298090749.

Adding to 606204161 its reverse (161402606), we get a palindrome (767606767).

The spelling of 606204161 in words is "six hundred six million, two hundred four thousand, one hundred sixty-one".