1304404022 has 8 divisors (see below), whose sum is σ = 1956830400. Its totient is φ = 652127224.

The previous prime is 1304404009. The next prime is 1304404027. The reversal of 1304404022 is 2204044031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1304403985 and 1304404003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304404027) 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 in 3 ways as a sum of consecutive naturals, for example, 12197 + ... + 52512.

It is an arithmetic number, because the mean of its divisors is an integer number (244603800).

Almost surely, 2^1304404022 is an apocalyptic number.

1304404022 is a deficient number, since it is larger than the sum of its proper divisors (652426378).

1304404022 is a wasteful number, since it uses less digits than its factorization.

1304404022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74790.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1304404022 is about 36116.5339145384. The cubic root of 1304404022 is about 1092.6239345392.

Adding to 1304404022 its reverse (2204044031), we get a palindrome (3508448053).

The spelling of 1304404022 in words is "one billion, three hundred four million, four hundred four thousand, twenty-two".