42262039 has 2 divisors, whose sum is σ = 42262040. Its totient is φ = 42262038.

The previous prime is 42262037. The next prime is 42262043. The reversal of 42262039 is 93026224.

42262039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42262039 - 2¹ = 42262037 is a prime.

Together with 42262037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 42261998 and 42262016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42262037) 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, 21131019 + 21131020.

It is an arithmetic number, because the mean of its divisors is an integer number (21131020).

Almost surely, 2^42262039 is an apocalyptic number.

42262039 is a deficient number, since it is larger than the sum of its proper divisors (1).

42262039 is an equidigital number, since it uses as much as digits as its factorization.

42262039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 42262039 is about 6500.9260109618. The cubic root of 42262039 is about 348.3240667137.

The spelling of 42262039 in words is "forty-two million, two hundred sixty-two thousand, thirty-nine".