6479791 has 2 divisors, whose sum is σ = 6479792. Its totient is φ = 6479790.

The previous prime is 6479747. The next prime is 6479801. The reversal of 6479791 is 1979746.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6479791 - 2⁷ = 6479663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6479701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3239895 + 3239896.

It is an arithmetic number, because the mean of its divisors is an integer number (3239896).

Almost surely, 2^6479791 is an apocalyptic number.

6479791 is a deficient number, since it is larger than the sum of its proper divisors (1).

6479791 is an equidigital number, since it uses as much as digits as its factorization.

6479791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 43.

The square root of 6479791 is about 2545.5433604635. The cubic root of 6479791 is about 186.4319459789.

The spelling of 6479791 in words is "six million, four hundred seventy-nine thousand, seven hundred ninety-one".