304140104 has 8 divisors (see below), whose sum is σ = 570262710. Its totient is φ = 152070048.

The previous prime is 304140071. The next prime is 304140131. The reversal of 304140104 is 401041403.

It can be written as a sum of positive squares in only one way, i.e., 191822500 + 112317604 = 13850^2 + 10598^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×304140104² = 185002405722261632, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19008749 + ... + 19008764.

Almost surely, 2^304140104 is an apocalyptic number.

It is an amenable number.

304140104 is a deficient number, since it is larger than the sum of its proper divisors (266122606).

304140104 is a wasteful number, since it uses less digits than its factorization.

304140104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38017519 (or 38017515 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 304140104 is about 17439.6130691022. The cubic root of 304140104 is about 672.4983607152.

Adding to 304140104 its reverse (401041403), we get a palindrome (705181507).

The spelling of 304140104 in words is "three hundred four million, one hundred forty thousand, one hundred four".