304213042 has 32 divisors (see below), whose sum is σ = 551116800. Its totient is φ = 123119568.

The previous prime is 304212983. The next prime is 304213043. The reversal of 304213042 is 240312403.

It is not an unprimeable number, because it can be changed into a prime (304213043) 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, 19459 + ... + 31417.

It is an arithmetic number, because the mean of its divisors is an integer number (17222400).

Almost surely, 2^304213042 is an apocalyptic number.

304213042 is a deficient number, since it is larger than the sum of its proper divisors (246903758).

304213042 is a wasteful number, since it uses less digits than its factorization.

304213042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12070.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 304213042 is about 17441.7041025239. The cubic root of 304213042 is about 672.5521152889.

Adding to 304213042 its reverse (240312403), we get a palindrome (544525445).

The spelling of 304213042 in words is "three hundred four million, two hundred thirteen thousand, forty-two".