42711733 has 2 divisors, whose sum is σ = 42711734. Its totient is φ = 42711732.

The previous prime is 42711703. The next prime is 42711749. The reversal of 42711733 is 33711724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30272004 + 12439729 = 5502^2 + 3527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42711733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42711703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21355866 + 21355867.

It is an arithmetic number, because the mean of its divisors is an integer number (21355867).

Almost surely, 2^42711733 is an apocalyptic number.

It is an amenable number.

42711733 is a deficient number, since it is larger than the sum of its proper divisors (1).

42711733 is an equidigital number, since it uses as much as digits as its factorization.

42711733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528, while the sum is 28.

The square root of 42711733 is about 6535.4214095191. The cubic root of 42711733 is about 349.5551709428. Note that the first 3 decimals are identical.

Subtracting from 42711733 its reverse (33711724), we obtain a palindrome (9000009).

The spelling of 42711733 in words is "forty-two million, seven hundred eleven thousand, seven hundred thirty-three".