1304031422 has 4 divisors (see below), whose sum is σ = 1956047136. Its totient is φ = 652015710.

The previous prime is 1304031401. The next prime is 1304031467. The reversal of 1304031422 is 2241304031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2241304031 = 541 ⋅4142891.

It is a junction number, because it is equal to n+sod(n) for n = 1304031394 and 1304031403.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 326007854 + ... + 326007857.

It is an arithmetic number, because the mean of its divisors is an integer number (489011784).

Almost surely, 2^1304031422 is an apocalyptic number.

1304031422 is a deficient number, since it is larger than the sum of its proper divisors (652015714).

1304031422 is an equidigital number, since it uses as much as digits as its factorization.

1304031422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652015713.

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

The square root of 1304031422 is about 36111.3752438203. The cubic root of 1304031422 is about 1092.5198894630.

Adding to 1304031422 its reverse (2241304031), we get a palindrome (3545335453).

The spelling of 1304031422 in words is "one billion, three hundred four million, thirty-one thousand, four hundred twenty-two".