42364339 has 2 divisors, whose sum is σ = 42364340. Its totient is φ = 42364338.

The previous prime is 42364337. The next prime is 42364379. The reversal of 42364339 is 93346324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42364339 - 2¹ = 42364337 is a prime.

Together with 42364337, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42364337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21182169 + 21182170.

It is an arithmetic number, because the mean of its divisors is an integer number (21182170).

Almost surely, 2^42364339 is an apocalyptic number.

42364339 is a deficient number, since it is larger than the sum of its proper divisors (1).

42364339 is an equidigital number, since it uses as much as digits as its factorization.

42364339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 34.

The square root of 42364339 is about 6508.7893651585. The cubic root of 42364339 is about 348.6048927205.

The spelling of 42364339 in words is "forty-two million, three hundred sixty-four thousand, three hundred thirty-nine".