304112130 has 48 divisors (see below), whose sum is σ = 849035520. Its totient is φ = 69511008.

The previous prime is 304112113. The next prime is 304112147. The reversal of 304112130 is 31211403.

It is an interprime number because it is at equal distance from previous prime (304112113) and next prime (304112147).

It is a super-2 number, since 2×304112130² = 184968375226273800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101970 + ... + 104909.

It is an arithmetic number, because the mean of its divisors is an integer number (17688240).

Almost surely, 2^304112130 is an apocalyptic number.

304112130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

304112130 is an abundant number, since it is smaller than the sum of its proper divisors (544923390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

304112130 is a wasteful number, since it uses less digits than its factorization.

304112130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206903 (or 206896 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 304112130 is about 17438.8110259845. The cubic root of 304112130 is about 672.4777418779.

Adding to 304112130 its reverse (31211403), we get a palindrome (335323533).

The spelling of 304112130 in words is "three hundred four million, one hundred twelve thousand, one hundred thirty".