6536997 has 16 divisors (see below), whose sum is σ = 9804480. Its totient is φ = 4304016.

The previous prime is 6536947. The next prime is 6537019. The reversal of 6536997 is 7996356.

It is not a de Polignac number, because 6536997 - 2⁷ = 6536869 is a prime.

It is a super-3 number, since 3×6536997³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6536947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 783 + ... + 3699.

It is an arithmetic number, because the mean of its divisors is an integer number (612780).

Almost surely, 2^6536997 is an apocalyptic number.

It is an amenable number.

6536997 is a deficient number, since it is larger than the sum of its proper divisors (3267483).

6536997 is a wasteful number, since it uses less digits than its factorization.

6536997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3009 (or 3003 counting only the distinct ones).

The product of its digits is 306180, while the sum is 45.

The square root of 6536997 is about 2556.7551701326. The cubic root of 6536997 is about 186.9789694862.

The spelling of 6536997 in words is "six million, five hundred thirty-six thousand, nine hundred ninety-seven".