6536457 has 24 divisors (see below), whose sum is σ = 10069696. Its totient is φ = 4234032.

The previous prime is 6536441. The next prime is 6536461. The reversal of 6536457 is 7546356.

6536457 is a `hidden beast` number, since 6 + 5 + 3 + 645 + 7 = 666.

6536457 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6536457 - 2⁴ = 6536441 is a prime.

It is a super-2 number, since 2×6536457² = 85450540225698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6536477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8628 + ... + 9354.

Almost surely, 2^6536457 is an apocalyptic number.

It is an amenable number.

6536457 is a deficient number, since it is larger than the sum of its proper divisors (3533239).

6536457 is an equidigital number, since it uses as much as digits as its factorization.

6536457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779 (or 767 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 6536457 is about 2556.6495653492. The cubic root of 6536457 is about 186.9738207702.

The spelling of 6536457 in words is "six million, five hundred thirty-six thousand, four hundred fifty-seven".