6496993 has 4 divisors (see below), whose sum is σ = 6838960. Its totient is φ = 6155028.

The previous prime is 6496981. The next prime is 6497003. The reversal of 6496993 is 3996946.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3996946 = 2 ⋅1998473.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6496993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6496943) 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, 170955 + ... + 170992.

It is an arithmetic number, because the mean of its divisors is an integer number (1709740).

Almost surely, 2^6496993 is an apocalyptic number.

It is an amenable number.

6496993 is a deficient number, since it is larger than the sum of its proper divisors (341967).

6496993 is a wasteful number, since it uses less digits than its factorization.

6496993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341966.

The product of its digits is 314928, while the sum is 46.

The square root of 6496993 is about 2548.9199673587. The cubic root of 6496993 is about 186.5967747838.

The spelling of 6496993 in words is "six million, four hundred ninety-six thousand, nine hundred ninety-three".