6619893422 has 4 divisors (see below), whose sum is σ = 9929840136. Its totient is φ = 3309946710.

The previous prime is 6619893407. The next prime is 6619893431. The reversal of 6619893422 is 2243989166.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1654973354 + ... + 1654973357.

It is an arithmetic number, because the mean of its divisors is an integer number (2482460034).

Almost surely, 2^6619893422 is an apocalyptic number.

6619893422 is a deficient number, since it is larger than the sum of its proper divisors (3309946714).

6619893422 is a wasteful number, since it uses less digits than its factorization.

6619893422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309946713.

The product of its digits is 1119744, while the sum is 50.

The square root of 6619893422 is about 81362.7274739484. The cubic root of 6619893422 is about 1877.6601929151.

The spelling of 6619893422 in words is "six billion, six hundred nineteen million, eight hundred ninety-three thousand, four hundred twenty-two".