6555964 has 6 divisors (see below), whose sum is σ = 11472944. Its totient is φ = 3277980.

The previous prime is 6555961. The next prime is 6555971. The reversal of 6555964 is 4695556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6555961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 819492 + ... + 819499.

Almost surely, 2^6555964 is an apocalyptic number.

It is an amenable number.

6555964 is a deficient number, since it is larger than the sum of its proper divisors (4916980).

6555964 is a wasteful number, since it uses less digits than its factorization.

6555964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1638995 (or 1638993 counting only the distinct ones).

The product of its digits is 162000, while the sum is 40.

The square root of 6555964 is about 2560.4616771200. The cubic root of 6555964 is about 187.1596337709.

The spelling of 6555964 in words is "six million, five hundred fifty-five thousand, nine hundred sixty-four".