1939679344 has 20 divisors (see below), whose sum is σ = 3759754896. Its totient is φ = 969420032.

The previous prime is 1939679341. The next prime is 1939679351. The reversal of 1939679344 is 4439769391.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1939679341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13752 + ... + 63784.

Almost surely, 2^1939679344 is an apocalyptic number.

It is an amenable number.

1939679344 is a deficient number, since it is larger than the sum of its proper divisors (1820075552).

1939679344 is a wasteful number, since it uses less digits than its factorization.

1939679344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52464 (or 52458 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 55.

The square root of 1939679344 is about 44041.7908809349. The cubic root of 1939679344 is about 1247.1249858914.

The spelling of 1939679344 in words is "one billion, nine hundred thirty-nine million, six hundred seventy-nine thousand, three hundred forty-four".