1304222402 has 32 divisors (see below), whose sum is σ = 2276287488. Its totient is φ = 548886096.

The previous prime is 1304222401. The next prime is 1304222449. The reversal of 1304222402 is 2042224031.

It is not an unprimeable number, because it can be changed into a prime (1304222401) 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 15 ways as a sum of consecutive naturals, for example, 323483 + ... + 327489.

It is an arithmetic number, because the mean of its divisors is an integer number (71133984).

Almost surely, 2^1304222402 is an apocalyptic number.

1304222402 is a deficient number, since it is larger than the sum of its proper divisors (972065086).

1304222402 is a wasteful number, since it uses less digits than its factorization.

1304222402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4430.

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

The square root of 1304222402 is about 36114.0194661298. The cubic root of 1304222402 is about 1092.5732213229.

Adding to 1304222402 its reverse (2042224031), we get a palindrome (3346446433).

It can be divided in two parts, 1 and 304222402, that added together give a palindrome (304222403).

The spelling of 1304222402 in words is "one billion, three hundred four million, two hundred twenty-two thousand, four hundred two".