1304094028 has 6 divisors (see below), whose sum is σ = 2282164556. Its totient is φ = 652047012.

The previous prime is 1304094023. The next prime is 1304094031. The reversal of 1304094028 is 8204904031.

It is a super-2 number, since 2×1304094028² = 3401322467730529568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1304094023) 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 as a sum of consecutive naturals, namely, 163011750 + ... + 163011757.

Almost surely, 2^1304094028 is an apocalyptic number.

It is an amenable number.

1304094028 is a deficient number, since it is larger than the sum of its proper divisors (978070528).

1304094028 is a wasteful number, since it uses less digits than its factorization.

1304094028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326023511 (or 326023509 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1304094028 is about 36112.2420793836. The cubic root of 1304094028 is about 1092.5373729899.

Adding to 1304094028 its reverse (8204904031), we get a palindrome (9508998059).

The spelling of 1304094028 in words is "one billion, three hundred four million, ninety-four thousand, twenty-eight".