42286043 has 2 divisors, whose sum is σ = 42286044. Its totient is φ = 42286042.

The previous prime is 42286019. The next prime is 42286073. The reversal of 42286043 is 34068224.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42286043 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 42285997 and 42286015.

It is not a weakly prime, because it can be changed into another prime (42286003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21143021 + 21143022.

It is an arithmetic number, because the mean of its divisors is an integer number (21143022).

Almost surely, 2^42286043 is an apocalyptic number.

42286043 is a deficient number, since it is larger than the sum of its proper divisors (1).

42286043 is an equidigital number, since it uses as much as digits as its factorization.

42286043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 42286043 is about 6502.7719474083. The cubic root of 42286043 is about 348.3900012860.

The spelling of 42286043 in words is "forty-two million, two hundred eighty-six thousand, forty-three".