42328379 has 2 divisors, whose sum is σ = 42328380. Its totient is φ = 42328378.

The previous prime is 42328373. The next prime is 42328387. The reversal of 42328379 is 97382324.

It is a happy number.

42328379 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 42328379 - 2⁸ = 42328123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42328373) 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, 21164189 + 21164190.

It is an arithmetic number, because the mean of its divisors is an integer number (21164190).

Almost surely, 2^42328379 is an apocalyptic number.

42328379 is a deficient number, since it is larger than the sum of its proper divisors (1).

42328379 is an equidigital number, since it uses as much as digits as its factorization.

42328379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 42328379 is about 6506.0263602294. The cubic root of 42328379 is about 348.5062297032.

The spelling of 42328379 in words is "forty-two million, three hundred twenty-eight thousand, three hundred seventy-nine".