304224148 has 6 divisors (see below), whose sum is σ = 532392266. Its totient is φ = 152112072.

The previous prime is 304224121. The next prime is 304224149. The reversal of 304224148 is 841422403.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 304223364 + 784 = 17442^2 + 28^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304224149) by changing a digit.

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, 38028015 + ... + 38028022.

Almost surely, 2^304224148 is an apocalyptic number.

It is an amenable number.

304224148 is a deficient number, since it is larger than the sum of its proper divisors (228168118).

304224148 is a wasteful number, since it uses less digits than its factorization.

304224148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76056041 (or 76056039 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 304224148 is about 17442.0224744724. The cubic root of 304224148 is about 672.5602995456.

The spelling of 304224148 in words is "three hundred four million, two hundred twenty-four thousand, one hundred forty-eight".