6340757 has 2 divisors, whose sum is σ = 6340758. Its totient is φ = 6340756.

The previous prime is 6340739. The next prime is 6340787. The reversal of 6340757 is 7570436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4363921 + 1976836 = 2089^2 + 1406^2 .

It is a cyclic number.

It is not a de Polignac number, because 6340757 - 2⁸ = 6340501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6340787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3170378 + 3170379.

It is an arithmetic number, because the mean of its divisors is an integer number (3170379).

Almost surely, 2^6340757 is an apocalyptic number.

It is an amenable number.

6340757 is a deficient number, since it is larger than the sum of its proper divisors (1).

6340757 is an equidigital number, since it uses as much as digits as its factorization.

6340757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 6340757 is about 2518.0859794693. The cubic root of 6340757 is about 185.0888981076.

The spelling of 6340757 in words is "six million, three hundred forty thousand, seven hundred fifty-seven".