6619893424 has 20 divisors (see below), whose sum is σ = 12862805200. Its totient is φ = 3300459840.

The previous prime is 6619893407. The next prime is 6619893431. The reversal of 6619893424 is 4243989166.

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, 587172 + ... + 598339.

It is an arithmetic number, because the mean of its divisors is an integer number (643140260).

Almost surely, 2^6619893424 is an apocalyptic number.

It is an amenable number.

6619893424 is a deficient number, since it is larger than the sum of its proper divisors (6242911776).

6619893424 is a wasteful number, since it uses less digits than its factorization.

6619893424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185868 (or 1185862 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 52.

The square root of 6619893424 is about 81362.7274862391. The cubic root of 6619893424 is about 1877.6601931042.

The spelling of 6619893424 in words is "six billion, six hundred nineteen million, eight hundred ninety-three thousand, four hundred twenty-four".