304673242 has 4 divisors (see below), whose sum is σ = 457009866. Its totient is φ = 152336620.

The previous prime is 304673231. The next prime is 304673273. The reversal of 304673242 is 242376403.

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., 227074761 + 77598481 = 15069^2 + 8809^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76168309 + ... + 76168312.

Almost surely, 2^304673242 is an apocalyptic number.

304673242 is a deficient number, since it is larger than the sum of its proper divisors (152336624).

304673242 is a wasteful number, since it uses less digits than its factorization.

304673242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152336623.

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 304673242 is about 17454.8916352981. The cubic root of 304673242 is about 672.8910800948.

The spelling of 304673242 in words is "three hundred four million, six hundred seventy-three thousand, two hundred forty-two".