6496657 has 4 divisors (see below), whose sum is σ = 6505956. Its totient is φ = 6487360.

The previous prime is 6496643. The next prime is 6496661. The reversal of 6496657 is 7566946.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7566946 = 2 ⋅3783473.

It can be written as a sum of positive squares in 2 ways, for example, as 2298256 + 4198401 = 1516^2 + 2049^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6496657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6496627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3508 + ... + 5029.

It is an arithmetic number, because the mean of its divisors is an integer number (1626489).

Almost surely, 2^6496657 is an apocalyptic number.

It is an amenable number.

6496657 is a deficient number, since it is larger than the sum of its proper divisors (9299).

6496657 is an equidigital number, since it uses as much as digits as its factorization.

6496657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9298.

The product of its digits is 272160, while the sum is 43.

The square root of 6496657 is about 2548.8540562378. The cubic root of 6496657 is about 186.5935580343.

It can be divided in two parts, 64 and 96657, that added together give a square (96721 = 311²).

The spelling of 6496657 in words is "six million, four hundred ninety-six thousand, six hundred fifty-seven".