42033863 has 2 divisors, whose sum is σ = 42033864. Its totient is φ = 42033862.

The previous prime is 42033851. The next prime is 42033907. The reversal of 42033863 is 36833024.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42033863 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42033763) 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, 21016931 + 21016932.

It is an arithmetic number, because the mean of its divisors is an integer number (21016932).

Almost surely, 2^42033863 is an apocalyptic number.

42033863 is a deficient number, since it is larger than the sum of its proper divisors (1).

42033863 is an equidigital number, since it uses as much as digits as its factorization.

42033863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 42033863 is about 6483.3527591826. The cubic root of 42033863 is about 347.6960589885.

Adding to 42033863 its reverse (36833024), we get a palindrome (78866887).

The spelling of 42033863 in words is "forty-two million, thirty-three thousand, eight hundred sixty-three".