304140150 has 48 divisors (see below), whose sum is σ = 838078800. Its totient is φ = 81103680.

The previous prime is 304140143. The next prime is 304140157. The reversal of 304140150 is 51041403.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (304140143) and next prime (304140157).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304140157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111295 + ... + 113994.

It is an arithmetic number, because the mean of its divisors is an integer number (17459975).

Almost surely, 2^304140150 is an apocalyptic number.

304140150 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

304140150 is an abundant number, since it is smaller than the sum of its proper divisors (533938650).

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

304140150 is a wasteful number, since it uses less digits than its factorization.

304140150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225310 (or 225299 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 304140150 is about 17439.6143879387. The cubic root of 304140150 is about 672.4983946194.

Adding to 304140150 its reverse (51041403), we get a palindrome (355181553).

The spelling of 304140150 in words is "three hundred four million, one hundred forty thousand, one hundred fifty".