304125242 has 4 divisors (see below), whose sum is σ = 456187866. Its totient is φ = 152062620.

The previous prime is 304125187. The next prime is 304125253. The reversal of 304125242 is 242521403.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 253159921 + 50965321 = 15911^2 + 7139^2 .

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, 76031309 + ... + 76031312.

Almost surely, 2^304125242 is an apocalyptic number.

304125242 is a deficient number, since it is larger than the sum of its proper divisors (152062624).

304125242 is a wasteful number, since it uses less digits than its factorization.

304125242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152062623.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 304125242 is about 17439.1869649935. The cubic root of 304125242 is about 672.4874065164.

Adding to 304125242 its reverse (242521403), we get a palindrome (546646645).

The spelling of 304125242 in words is "three hundred four million, one hundred twenty-five thousand, two hundred forty-two".