606606001 has 4 divisors (see below), whose sum is σ = 606657600. Its totient is φ = 606554404.

The previous prime is 606605999. The next prime is 606606059. The reversal of 606606001 is 100606606.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 606606001 - 2¹ = 606605999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (606606061) 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, 1380 + ... + 34858.

It is an arithmetic number, because the mean of its divisors is an integer number (151664400).

Almost surely, 2^606606001 is an apocalyptic number.

It is an amenable number.

606606001 is a deficient number, since it is larger than the sum of its proper divisors (51599).

606606001 is a wasteful number, since it uses less digits than its factorization.

606606001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51598.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 606606001 is about 24629.3727285126. The cubic root of 606606001 is about 846.5167725184.

The spelling of 606606001 in words is "six hundred six million, six hundred six thousand, one".