6389741 has 2 divisors, whose sum is σ = 6389742. Its totient is φ = 6389740.

The previous prime is 6389737. The next prime is 6389749. The reversal of 6389741 is 1479836.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6325225 + 64516 = 2515^2 + 254^2 .

It is a cyclic number.

It is not a de Polignac number, because 6389741 - 2² = 6389737 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6389695 and 6389704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6389749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3194870 + 3194871.

It is an arithmetic number, because the mean of its divisors is an integer number (3194871).

Almost surely, 2^6389741 is an apocalyptic number.

It is an amenable number.

6389741 is a deficient number, since it is larger than the sum of its proper divisors (1).

6389741 is an equidigital number, since it uses as much as digits as its factorization.

6389741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 38.

The square root of 6389741 is about 2527.7937020255. The cubic root of 6389741 is about 185.5642959988.

The spelling of 6389741 in words is "six million, three hundred eighty-nine thousand, seven hundred forty-one".