6626941 has 2 divisors, whose sum is σ = 6626942. Its totient is φ = 6626940.

The previous prime is 6626887. The next prime is 6626947. The reversal of 6626941 is 1496266.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6610041 + 16900 = 2571^2 + 130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6626941 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6626897 and 6626906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6626947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313470 + 3313471.

It is an arithmetic number, because the mean of its divisors is an integer number (3313471).

Almost surely, 2^6626941 is an apocalyptic number.

It is an amenable number.

6626941 is a deficient number, since it is larger than the sum of its proper divisors (1).

6626941 is an equidigital number, since it uses as much as digits as its factorization.

6626941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 34.

The square root of 6626941 is about 2574.2845608052. The cubic root of 6626941 is about 187.8326279343.

The spelling of 6626941 in words is "six million, six hundred twenty-six thousand, nine hundred forty-one".