42306707 has 2 divisors, whose sum is σ = 42306708. Its totient is φ = 42306706.

The previous prime is 42306701. The next prime is 42306709. The reversal of 42306707 is 70760324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42306707 is a prime.

Together with 42306709, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42306707.

It is not a weakly prime, because it can be changed into another prime (42306701) 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 as a sum of consecutive naturals, namely, 21153353 + 21153354.

It is an arithmetic number, because the mean of its divisors is an integer number (21153354).

Almost surely, 2^42306707 is an apocalyptic number.

42306707 is a deficient number, since it is larger than the sum of its proper divisors (1).

42306707 is an equidigital number, since it uses as much as digits as its factorization.

42306707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 42306707 is about 6504.3606142341. The cubic root of 42306707 is about 348.4467415099.

The spelling of 42306707 in words is "forty-two million, three hundred six thousand, seven hundred seven".