42833317 has 2 divisors, whose sum is σ = 42833318. Its totient is φ = 42833316.

The previous prime is 42833299. The next prime is 42833327. The reversal of 42833317 is 71333824.

42833317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40525956 + 2307361 = 6366^2 + 1519^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42833317 is a prime.

It is equal to p_2595145 and since 42833317 and 2595145 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42833327) 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, 21416658 + 21416659.

It is an arithmetic number, because the mean of its divisors is an integer number (21416659).

Almost surely, 2^42833317 is an apocalyptic number.

It is an amenable number.

42833317 is a deficient number, since it is larger than the sum of its proper divisors (1).

42833317 is an equidigital number, since it uses as much as digits as its factorization.

42833317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 42833317 is about 6544.7167241982. The cubic root of 42833317 is about 349.8865400943.

The spelling of 42833317 in words is "forty-two million, eight hundred thirty-three thousand, three hundred seventeen".