6617944 has 16 divisors (see below), whose sum is σ = 12474000. Its totient is φ = 3291552.

The previous prime is 6617939. The next prime is 6617953. The reversal of 6617944 is 4497166.

6617944 is nontrivially palindromic in base 11.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487 + ... + 3670.

It is an arithmetic number, because the mean of its divisors is an integer number (779625).

Almost surely, 2^6617944 is an apocalyptic number.

It is an amenable number.

6617944 is a deficient number, since it is larger than the sum of its proper divisors (5856056).

6617944 is a wasteful number, since it uses less digits than its factorization.

6617944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4362 (or 4358 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 6617944 is about 2572.5364914807. The cubic root of 6617944 is about 187.7475864094.

The spelling of 6617944 in words is "six million, six hundred seventeen thousand, nine hundred forty-four".