6456497 has 4 divisors (see below), whose sum is σ = 6465396. Its totient is φ = 6447600.

The previous prime is 6456479. The next prime is 6456509. The reversal of 6456497 is 7946546.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5424241 + 1032256 = 2329^2 + 1016^2 .

It is a cyclic number.

It is not a de Polignac number, because 6456497 - 2¹⁰ = 6455473 is a prime.

It is a super-2 number, since 2×6456497² = 83372707022018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6456427) 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, 3254 + ... + 4847.

It is an arithmetic number, because the mean of its divisors is an integer number (1616349).

Almost surely, 2^6456497 is an apocalyptic number.

It is an amenable number.

6456497 is a deficient number, since it is larger than the sum of its proper divisors (8899).

6456497 is an equidigital number, since it uses as much as digits as its factorization.

6456497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8898.

The product of its digits is 181440, while the sum is 41.

The square root of 6456497 is about 2540.9637935240. The cubic root of 6456497 is about 186.2082782693.

The spelling of 6456497 in words is "six million, four hundred fifty-six thousand, four hundred ninety-seven".