42707339 has 2 divisors, whose sum is σ = 42707340. Its totient is φ = 42707338.

The previous prime is 42707311. The next prime is 42707351. The reversal of 42707339 is 93370724.

42707339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42707339 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 42707299 and 42707308.

It is not a weakly prime, because it can be changed into another prime (42704339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21353669 + 21353670.

It is an arithmetic number, because the mean of its divisors is an integer number (21353670).

Almost surely, 2^42707339 is an apocalyptic number.

42707339 is a deficient number, since it is larger than the sum of its proper divisors (1).

42707339 is an equidigital number, since it uses as much as digits as its factorization.

42707339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 42707339 is about 6535.0852328030. The cubic root of 42707339 is about 349.5431836192.

The spelling of 42707339 in words is "forty-two million, seven hundred seven thousand, three hundred thirty-nine".