1040204404 has 12 divisors (see below), whose sum is σ = 1823549728. Its totient is φ = 519190200.

The previous prime is 1040204401. The next prime is 1040204461. The reversal of 1040204404 is 4044020401.

It is a super-3 number, since 3×1040204404³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040204401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225432 + ... + 229999.

Almost surely, 2^1040204404 is an apocalyptic number.

It is an amenable number.

1040204404 is a deficient number, since it is larger than the sum of its proper divisors (783345324).

1040204404 is a wasteful number, since it uses less digits than its factorization.

1040204404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456006 (or 456004 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1040204404 is about 32252.1999869776. The cubic root of 1040204404 is about 1013.2257757012.

Adding to 1040204404 its reverse (4044020401), we get a palindrome (5084224805).

The spelling of 1040204404 in words is "one billion, forty million, two hundred four thousand, four hundred four".