42320359 has 2 divisors, whose sum is σ = 42320360. Its totient is φ = 42320358.

The previous prime is 42320347. The next prime is 42320381. The reversal of 42320359 is 95302324.

42320359 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 42320359 - 2¹⁹ = 41796071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42320329) 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, 21160179 + 21160180.

It is an arithmetic number, because the mean of its divisors is an integer number (21160180).

Almost surely, 2^42320359 is an apocalyptic number.

42320359 is a deficient number, since it is larger than the sum of its proper divisors (1).

42320359 is an equidigital number, since it uses as much as digits as its factorization.

42320359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 42320359 is about 6505.4099793941. The cubic root of 42320359 is about 348.4842177058.

It can be divided in two parts, 42 and 320359, that multiplied together give a triangular number (13455078 = T₅₁₈₇).

The spelling of 42320359 in words is "forty-two million, three hundred twenty thousand, three hundred fifty-nine".