6544964 has 12 divisors (see below), whose sum is σ = 11473644. Its totient is φ = 3266784.

The previous prime is 6544943. The next prime is 6545003. The reversal of 6544964 is 4694456.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3276100 + 3268864 = 1810^2 + 1808^2 .

It is a super-2 number, since 2×6544964² = 85673107522592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2162 + ... + 4214.

It is an arithmetic number, because the mean of its divisors is an integer number (956137).

Almost surely, 2^6544964 is an apocalyptic number.

It is an amenable number.

6544964 is a deficient number, since it is larger than the sum of its proper divisors (4928680).

6544964 is a wasteful number, since it uses less digits than its factorization.

6544964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854 (or 2852 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 6544964 is about 2558.3127252156. The cubic root of 6544964 is about 187.0548991871.

The spelling of 6544964 in words is "six million, five hundred forty-four thousand, nine hundred sixty-four".