606220655 has 16 divisors (see below), whose sum is σ = 756000000. Its totient is φ = 466164480.

The previous prime is 606220651. The next prime is 606220673. The reversal of 606220655 is 556022606.

It is not a de Polignac number, because 606220655 - 2² = 606220651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606220651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9971 + ... + 36219.

It is an arithmetic number, because the mean of its divisors is an integer number (47250000).

Almost surely, 2^606220655 is an apocalyptic number.

606220655 is a deficient number, since it is larger than the sum of its proper divisors (149779345).

606220655 is a wasteful number, since it uses less digits than its factorization.

606220655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26434.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 606220655 is about 24621.5485906147. The cubic root of 606220655 is about 846.3374848373.

The spelling of 606220655 in words is "six hundred six million, two hundred twenty thousand, six hundred fifty-five".