6460709 has 2 divisors, whose sum is σ = 6460710. Its totient is φ = 6460708.

The previous prime is 6460691. The next prime is 6460711. The reversal of 6460709 is 9070646.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5244100 + 1216609 = 2290^2 + 1103^2 .

It is a cyclic number.

It is not a de Polignac number, because 6460709 - 2⁸ = 6460453 is a prime.

Together with 6460711, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6460759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3230354 + 3230355.

It is an arithmetic number, because the mean of its divisors is an integer number (3230355).

Almost surely, 2^6460709 is an apocalyptic number.

It is an amenable number.

6460709 is a deficient number, since it is larger than the sum of its proper divisors (1).

6460709 is an equidigital number, since it uses as much as digits as its factorization.

6460709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 6460709 is about 2541.7924777605. The cubic root of 6460709 is about 186.2487614590.

The spelling of 6460709 in words is "six million, four hundred sixty thousand, seven hundred nine".