1940813744 has 20 divisors (see below), whose sum is σ = 3802580280. Its totient is φ = 959502720.

The previous prime is 1940813737. The next prime is 1940813801. The reversal of 1940813744 is 4473180491.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680042 + ... + 682889.

It is an arithmetic number, because the mean of its divisors is an integer number (190129014).

Almost surely, 2^1940813744 is an apocalyptic number.

It is an amenable number.

1940813744 is a deficient number, since it is larger than the sum of its proper divisors (1861766536).

1940813744 is a wasteful number, since it uses less digits than its factorization.

1940813744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363028 (or 1363022 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 1940813744 is about 44054.6676755142. The cubic root of 1940813744 is about 1247.3680609268.

The spelling of 1940813744 in words is "one billion, nine hundred forty million, eight hundred thirteen thousand, seven hundred forty-four".