606220636 has 12 divisors (see below), whose sum is σ = 1212441328. Its totient is φ = 259808832.

The previous prime is 606220633. The next prime is 606220651. The reversal of 606220636 is 636022606.

606220636 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 606220598 and 606220607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606220633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10825341 + ... + 10825396.

Almost surely, 2^606220636 is an apocalyptic number.

It is an amenable number.

606220636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

606220636 is a wasteful number, since it uses less digits than its factorization.

606220636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21650748 (or 21650746 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 606220636 is about 24621.5482047738. The cubic root of 606220636 is about 846.3374759954.

The spelling of 606220636 in words is "six hundred six million, two hundred twenty thousand, six hundred thirty-six".