6541964 has 24 divisors (see below), whose sum is σ = 13451088. Its totient is φ = 2744640.

The previous prime is 6541939. The next prime is 6541973. The reversal of 6541964 is 4691456.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5147 + ... + 6290.

It is an arithmetic number, because the mean of its divisors is an integer number (560462).

Almost surely, 2^6541964 is an apocalyptic number.

It is an amenable number.

6541964 is an abundant number, since it is smaller than the sum of its proper divisors (6909124).

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

6541964 is a wasteful number, since it uses less digits than its factorization.

6541964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11465 (or 11463 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 6541964 is about 2557.7263340709. The cubic root of 6541964 is about 187.0263148456.

The spelling of 6541964 in words is "six million, five hundred forty-one thousand, nine hundred sixty-four".