304637242 has 16 divisors (see below), whose sum is σ = 562407552. Its totient is φ = 120515760.

The previous prime is 304637219. The next prime is 304637293. The reversal of 304637242 is 242736403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836734 + ... + 837097.

It is an arithmetic number, because the mean of its divisors is an integer number (35150472).

Almost surely, 2^304637242 is an apocalyptic number.

304637242 is a deficient number, since it is larger than the sum of its proper divisors (257770310).

304637242 is a wasteful number, since it uses less digits than its factorization.

304637242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673853.

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

The square root of 304637242 is about 17453.8603752866. The cubic root of 304637242 is about 672.8645762543.

The spelling of 304637242 in words is "three hundred four million, six hundred thirty-seven thousand, two hundred forty-two".