6626630 has 16 divisors (see below), whose sum is σ = 12556080. Its totient is φ = 2511072.

The previous prime is 6626623. The next prime is 6626639. The reversal of 6626630 is 366266.

6626630 = T₃₂₅ + T₃₂₆ + ... + T₄₁₉.

It is a junction number, because it is equal to n+sod(n) for n = 6626593 and 6626602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6626639) 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 7 ways as a sum of consecutive naturals, for example, 17249 + ... + 17628.

It is an arithmetic number, because the mean of its divisors is an integer number (784755).

Almost surely, 2^6626630 is an apocalyptic number.

6626630 is a deficient number, since it is larger than the sum of its proper divisors (5929450).

6626630 is a wasteful number, since it uses less digits than its factorization.

6626630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34903.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 6626630 is about 2574.2241549640. The cubic root of 6626630 is about 187.8296895820.

The spelling of 6626630 in words is "six million, six hundred twenty-six thousand, six hundred thirty".