6497377 has 2 divisors, whose sum is σ = 6497378. Its totient is φ = 6497376.

The previous prime is 6497369. The next prime is 6497389. The reversal of 6497377 is 7737946.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4562496 + 1934881 = 2136^2 + 1391^2 .

It is a cyclic number.

It is not a de Polignac number, because 6497377 - 2³ = 6497369 is a prime.

It is not a weakly prime, because it can be changed into another prime (6497317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3248688 + 3248689.

It is an arithmetic number, because the mean of its divisors is an integer number (3248689).

Almost surely, 2^6497377 is an apocalyptic number.

It is an amenable number.

6497377 is a deficient number, since it is larger than the sum of its proper divisors (1).

6497377 is an equidigital number, since it uses as much as digits as its factorization.

6497377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222264, while the sum is 43.

The square root of 6497377 is about 2548.9952922671. The cubic root of 6497377 is about 186.6004509332.

The spelling of 6497377 in words is "six million, four hundred ninety-seven thousand, three hundred seventy-seven".