1304085734 has 16 divisors (see below), whose sum is σ = 2247284736. Its totient is φ = 555966600.

The previous prime is 1304085721. The next prime is 1304085749. The reversal of 1304085734 is 4375804031.

It is a super-3 number, since 3×1304085734³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1304085694 and 1304085703.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 241172 + ... + 246519.

It is an arithmetic number, because the mean of its divisors is an integer number (140455296).

Almost surely, 2^1304085734 is an apocalyptic number.

1304085734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1304085734 is a deficient number, since it is larger than the sum of its proper divisors (943199002).

1304085734 is a wasteful number, since it uses less digits than its factorization.

1304085734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487891.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 1304085734 is about 36112.1272427975. The cubic root of 1304085734 is about 1092.5350568164.

Adding to 1304085734 its reverse (4375804031), we get a palindrome (5679889765).

The spelling of 1304085734 in words is "one billion, three hundred four million, eighty-five thousand, seven hundred thirty-four".