6626601 has 12 divisors (see below), whose sum is σ = 9794928. Its totient is φ = 4314744.

The previous prime is 6626597. The next prime is 6626603. The reversal of 6626601 is 1066266.

It is not a de Polignac number, because 6626601 - 2² = 6626597 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (6626603) 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 11 ways as a sum of consecutive naturals, for example, 8175 + ... + 8948.

It is an arithmetic number, because the mean of its divisors is an integer number (816244).

Almost surely, 2^6626601 is an apocalyptic number.

It is an amenable number.

6626601 is a deficient number, since it is larger than the sum of its proper divisors (3168327).

6626601 is a wasteful number, since it uses less digits than its factorization.

6626601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17172 (or 17169 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 6626601 is about 2574.2185221927. The cubic root of 6626601 is about 187.8294155831.

It can be divided in two parts, 6626 and 601, that added together give a palindrome (7227).

The spelling of 6626601 in words is "six million, six hundred twenty-six thousand, six hundred one".