6620027 has 2 divisors, whose sum is σ = 6620028. Its totient is φ = 6620026.

The previous prime is 6620017. The next prime is 6620039. The reversal of 6620027 is 7200266.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6620027 - 2⁴ = 6620011 is a prime.

It is a super-3 number, since 3×6620027³ (a number of 21 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6619984 and 6620011.

It is not a weakly prime, because it can be changed into another prime (6620017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3310013 + 3310014.

It is an arithmetic number, because the mean of its divisors is an integer number (3310014).

Almost surely, 2^6620027 is an apocalyptic number.

6620027 is a deficient number, since it is larger than the sum of its proper divisors (1).

6620027 is an equidigital number, since it uses as much as digits as its factorization.

6620027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 6620027 is about 2572.9413129724. The cubic root of 6620027 is about 187.7672822142.

The spelling of 6620027 in words is "six million, six hundred twenty thousand, twenty-seven".