6627443 has 2 divisors, whose sum is σ = 6627444. Its totient is φ = 6627442.

The previous prime is 6627431. The next prime is 6627479. The reversal of 6627443 is 3447266.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6627443 - 2¹⁸ = 6365299 is a prime.

It is not a weakly prime, because it can be changed into another prime (6627493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313721 + 3313722.

It is an arithmetic number, because the mean of its divisors is an integer number (3313722).

Almost surely, 2^6627443 is an apocalyptic number.

6627443 is a deficient number, since it is larger than the sum of its proper divisors (1).

6627443 is an equidigital number, since it uses as much as digits as its factorization.

6627443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 32.

The square root of 6627443 is about 2574.3820617772. The cubic root of 6627443 is about 187.8373706755.

The spelling of 6627443 in words is "six million, six hundred twenty-seven thousand, four hundred forty-three".