1936320728 has 16 divisors (see below), whose sum is σ = 3631226760. Its totient is φ = 967993600.

The previous prime is 1936320713. The next prime is 1936320739. The reversal of 1936320728 is 8270236391.

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 in 3 ways as a sum of consecutive naturals, for example, 38408 + ... + 73128.

Almost surely, 2^1936320728 is an apocalyptic number.

It is an amenable number.

1936320728 is a deficient number, since it is larger than the sum of its proper divisors (1694906032).

1936320728 is a wasteful number, since it uses less digits than its factorization.

1936320728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41698 (or 41694 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 1936320728 is about 44003.6444854287. The cubic root of 1936320728 is about 1246.4047579415.

The spelling of 1936320728 in words is "one billion, nine hundred thirty-six million, three hundred twenty thousand, seven hundred twenty-eight".