606206661 has 16 divisors (see below), whose sum is σ = 821620800. Its totient is φ = 397519488.

The previous prime is 606206599. The next prime is 606206677. The reversal of 606206661 is 166602606.

It is not a de Polignac number, because 606206661 - 2⁶ = 606206597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606205661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38785 + ... + 52121.

It is an arithmetic number, because the mean of its divisors is an integer number (51351300).

Almost surely, 2^606206661 is an apocalyptic number.

It is an amenable number.

606206661 is a deficient number, since it is larger than the sum of its proper divisors (215414139).

606206661 is a wasteful number, since it uses less digits than its factorization.

606206661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13588.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 606206661 is about 24621.2644070121. The cubic root of 606206661 is about 846.3309725013.

The spelling of 606206661 in words is "six hundred six million, two hundred six thousand, six hundred sixty-one".