42304339 has 16 divisors (see below), whose sum is σ = 52968960. Its totient is φ = 32823360.

The previous prime is 42304321. The next prime is 42304349. The reversal of 42304339 is 93340324.

It is a cyclic number.

It is not a de Polignac number, because 42304339 - 2⁵ = 42304307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42304309) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 19207 + ... + 21295.

It is an arithmetic number, because the mean of its divisors is an integer number (3310560).

Almost surely, 2^42304339 is an apocalyptic number.

42304339 is a deficient number, since it is larger than the sum of its proper divisors (10664621).

42304339 is a wasteful number, since it uses less digits than its factorization.

42304339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 42304339 is about 6504.1785799592. The cubic root of 42304339 is about 348.4402402769.

The spelling of 42304339 in words is "forty-two million, three hundred four thousand, three hundred thirty-nine".