6536940 has 24 divisors (see below), whose sum is σ = 18303600. Its totient is φ = 1743168.

The previous prime is 6536921. The next prime is 6536947. The reversal of 6536940 is 496356.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 54415 + ... + 54534.

It is an arithmetic number, because the mean of its divisors is an integer number (762650).

Almost surely, 2^6536940 is an apocalyptic number.

6536940 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6536940 is an abundant number, since it is smaller than the sum of its proper divisors (11766660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6536940 is a wasteful number, since it uses less digits than its factorization.

6536940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108961 (or 108959 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 6536940 is about 2556.7440231670. The cubic root of 6536940 is about 186.9784260240.

The spelling of 6536940 in words is "six million, five hundred thirty-six thousand, nine hundred forty".