304012132 has 12 divisors (see below), whose sum is σ = 541038960. Its totient is φ = 149429576.

The previous prime is 304012129. The next prime is 304012147. The reversal of 304012132 is 231210403.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643858 + ... + 644329.

It is an arithmetic number, because the mean of its divisors is an integer number (45086580).

Almost surely, 2^304012132 is an apocalyptic number.

It is an amenable number.

304012132 is a deficient number, since it is larger than the sum of its proper divisors (237026828).

304012132 is a wasteful number, since it uses less digits than its factorization.

304012132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288250 (or 1288248 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 304012132 is about 17435.9436796521. The cubic root of 304012132 is about 672.4040258649.

Adding to 304012132 its reverse (231210403), we get a palindrome (535222535).

The spelling of 304012132 in words is "three hundred four million, twelve thousand, one hundred thirty-two".