606102021 has 72 divisors (see below), whose sum is σ = 1068107040. Its totient is φ = 342431712.

The previous prime is 606102017. The next prime is 606102041. The reversal of 606102021 is 120201606.

It is a happy number.

It is not a de Polignac number, because 606102021 - 2² = 606102017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 606101985 and 606102003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606102041) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1297630 + ... + 1298096.

It is an arithmetic number, because the mean of its divisors is an integer number (14834820).

Almost surely, 2^606102021 is an apocalyptic number.

It is an amenable number.

606102021 is a deficient number, since it is larger than the sum of its proper divisors (462005019).

606102021 is a wasteful number, since it uses less digits than its factorization.

606102021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 606102021 is about 24619.1393228927. The cubic root of 606102021 is about 846.2822733943.

Adding to 606102021 its reverse (120201606), we get a palindrome (726303627).

The spelling of 606102021 in words is "six hundred six million, one hundred two thousand, twenty-one".