6513964 has 6 divisors (see below), whose sum is σ = 11399444. Its totient is φ = 3256980.

The previous prime is 6513953. The next prime is 6513973. The reversal of 6513964 is 4693156.

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 as a sum of consecutive naturals, namely, 814242 + ... + 814249.

Almost surely, 2^6513964 is an apocalyptic number.

It is an amenable number.

6513964 is a deficient number, since it is larger than the sum of its proper divisors (4885480).

6513964 is a wasteful number, since it uses less digits than its factorization.

6513964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628495 (or 1628493 counting only the distinct ones).

The product of its digits is 19440, while the sum is 34.

The square root of 6513964 is about 2552.2468532648. The cubic root of 6513964 is about 186.7591052933.

The spelling of 6513964 in words is "six million, five hundred thirteen thousand, nine hundred sixty-four".