606620066 has 8 divisors (see below), whose sum is σ = 979924764. Its totient is φ = 279978480.

The previous prime is 606620041. The next prime is 606620071. The reversal of 606620066 is 660026606.

It can be written as a sum of positive squares in 2 ways, for example, as 606390625 + 229441 = 24625^2 + 479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 11665745 + ... + 11665796.

Almost surely, 2^606620066 is an apocalyptic number.

606620066 is a deficient number, since it is larger than the sum of its proper divisors (373304698).

606620066 is a wasteful number, since it uses less digits than its factorization.

606620066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23331556.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 606620066 is about 24629.6582599110. The cubic root of 606620066 is about 846.5233150223.

The spelling of 606620066 in words is "six hundred six million, six hundred twenty thousand, sixty-six".