6078649 has 2 divisors, whose sum is σ = 6078650. Its totient is φ = 6078648.

The previous prime is 6078643. The next prime is 6078659. The reversal of 6078649 is 9468706.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5914624 + 164025 = 2432^2 + 405^2 .

It is a cyclic number.

It is not a de Polignac number, because 6078649 - 2³ = 6078641 is a prime.

It is not a weakly prime, because it can be changed into another prime (6078641) 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, 3039324 + 3039325.

It is an arithmetic number, because the mean of its divisors is an integer number (3039325).

Almost surely, 2^6078649 is an apocalyptic number.

It is an amenable number.

6078649 is a deficient number, since it is larger than the sum of its proper divisors (1).

6078649 is an equidigital number, since it uses as much as digits as its factorization.

6078649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 6078649 is about 2465.4916345427. The cubic root of 6078649 is about 182.5025858144.

The spelling of 6078649 in words is "six million, seventy-eight thousand, six hundred forty-nine".