1940031764 has 12 divisors (see below), whose sum is σ = 3703697088. Its totient is φ = 881832600.

The previous prime is 1940031749. The next prime is 1940031773. The reversal of 1940031764 is 4671300491.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22045772 + ... + 22045859.

It is an arithmetic number, because the mean of its divisors is an integer number (308641424).

Almost surely, 2^1940031764 is an apocalyptic number.

It is an amenable number.

1940031764 is a deficient number, since it is larger than the sum of its proper divisors (1763665324).

1940031764 is a wasteful number, since it uses less digits than its factorization.

1940031764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44091646 (or 44091644 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 1940031764 is about 44045.7916718499. The cubic root of 1940031764 is about 1247.2005112909.

The spelling of 1940031764 in words is "one billion, nine hundred forty million, thirty-one thousand, seven hundred sixty-four".