304042438 has 32 divisors (see below), whose sum is σ = 541728000. Its totient is φ = 125218464.

The previous prime is 304042381. The next prime is 304042439. The reversal of 304042438 is 834240403.

304042438 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304042439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90513 + ... + 93811.

It is an arithmetic number, because the mean of its divisors is an integer number (16929000).

Almost surely, 2^304042438 is an apocalyptic number.

304042438 is a deficient number, since it is larger than the sum of its proper divisors (237685562).

304042438 is a wasteful number, since it uses less digits than its factorization.

304042438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3564.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 304042438 is about 17436.8127248072. The cubic root of 304042438 is about 672.4263683935.

The spelling of 304042438 in words is "three hundred four million, forty-two thousand, four hundred thirty-eight".