6530437 has 2 divisors, whose sum is σ = 6530438. Its totient is φ = 6530436.

The previous prime is 6530417. The next prime is 6530443. The reversal of 6530437 is 7340356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4322241 + 2208196 = 2079^2 + 1486^2 .

It is a cyclic number.

It is not a de Polignac number, because 6530437 - 2⁷ = 6530309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6530417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3265218 + 3265219.

It is an arithmetic number, because the mean of its divisors is an integer number (3265219).

Almost surely, 2^6530437 is an apocalyptic number.

It is an amenable number.

6530437 is a deficient number, since it is larger than the sum of its proper divisors (1).

6530437 is an equidigital number, since it uses as much as digits as its factorization.

6530437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 6530437 is about 2555.4719720631. The cubic root of 6530437 is about 186.9164029097.

It can be divided in two parts, 65304 and 37, that added together give a triangular number (65341 = T₃₆₁).

The spelling of 6530437 in words is "six million, five hundred thirty thousand, four hundred thirty-seven".