1304401322 has 32 divisors (see below), whose sum is σ = 2325970944. Its totient is φ = 536842800.

The previous prime is 1304401261. The next prime is 1304401327. The reversal of 1304401322 is 2231044031.

It is a junction number, because it is equal to n+sod(n) for n = 1304401294 and 1304401303.

It is not an unprimeable number, because it can be changed into a prime (1304401327) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 45383 + ... + 68325.

It is an arithmetic number, because the mean of its divisors is an integer number (72686592).

Almost surely, 2^1304401322 is an apocalyptic number.

1304401322 is a deficient number, since it is larger than the sum of its proper divisors (1021569622).

1304401322 is a wasteful number, since it uses less digits than its factorization.

1304401322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23114.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1304401322 is about 36116.4965355168. The cubic root of 1304401322 is about 1092.6231806606.

Adding to 1304401322 its reverse (2231044031), we get a palindrome (3535445353).

The spelling of 1304401322 in words is "one billion, three hundred four million, four hundred one thousand, three hundred twenty-two".