42868333 has 2 divisors, whose sum is σ = 42868334. Its totient is φ = 42868332.

The previous prime is 42868327. The next prime is 42868349. The reversal of 42868333 is 33386824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28708164 + 14160169 = 5358^2 + 3763^2 .

It is a cyclic number.

It is not a de Polignac number, because 42868333 - 2⁹ = 42867821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42868292 and 42868301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42868303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21434166 + 21434167.

It is an arithmetic number, because the mean of its divisors is an integer number (21434167).

Almost surely, 2^42868333 is an apocalyptic number.

It is an amenable number.

42868333 is a deficient number, since it is larger than the sum of its proper divisors (1).

42868333 is an equidigital number, since it uses as much as digits as its factorization.

42868333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 37.

The square root of 42868333 is about 6547.3913125763. The cubic root of 42868333 is about 349.9818575630.

The spelling of 42868333 in words is "forty-two million, eight hundred sixty-eight thousand, three hundred thirty-three".