42832019 has 2 divisors, whose sum is σ = 42832020. Its totient is φ = 42832018.

The previous prime is 42832007. The next prime is 42832033. The reversal of 42832019 is 91023824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42832019 - 2¹⁶ = 42766483 is a prime.

It is a super-2 number, since 2×42832019² = 3669163703232722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 42831982 and 42832000.

It is not a weakly prime, because it can be changed into another prime (42832079) 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, 21416009 + 21416010.

It is an arithmetic number, because the mean of its divisors is an integer number (21416010).

Almost surely, 2^42832019 is an apocalyptic number.

42832019 is a deficient number, since it is larger than the sum of its proper divisors (1).

42832019 is an equidigital number, since it uses as much as digits as its factorization.

42832019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 42832019 is about 6544.6175594912. The cubic root of 42832019 is about 349.8830057948.

The spelling of 42832019 in words is "forty-two million, eight hundred thirty-two thousand, nineteen".