1940052404 has 6 divisors (see below), whose sum is σ = 3395091714. Its totient is φ = 970026200.

The previous prime is 1940052403. The next prime is 1940052407. The reversal of 1940052404 is 4042500491.

It can be written as a sum of positive squares in only one way, i.e., 1190388004 + 749664400 = 34502^2 + 27380^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940052403) by changing a digit.

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, 242506547 + ... + 242506554.

It is an arithmetic number, because the mean of its divisors is an integer number (565848619).

Almost surely, 2^1940052404 is an apocalyptic number.

It is an amenable number.

1940052404 is a deficient number, since it is larger than the sum of its proper divisors (1455039310).

1940052404 is a wasteful number, since it uses less digits than its factorization.

1940052404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485013105 (or 485013103 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1940052404 is about 44046.0259728389. The cubic root of 1940052404 is about 1247.2049342644.

Adding to 1940052404 its reverse (4042500491), we get a palindrome (5982552895).

The spelling of 1940052404 in words is "one billion, nine hundred forty million, fifty-two thousand, four hundred four".