42318883 has 2 divisors, whose sum is σ = 42318884. Its totient is φ = 42318882.

The previous prime is 42318841. The next prime is 42318893. The reversal of 42318883 is 38881324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42318883 is a prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (42318823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21159441 + 21159442.

It is an arithmetic number, because the mean of its divisors is an integer number (21159442).

Almost surely, 2^42318883 is an apocalyptic number.

42318883 is a deficient number, since it is larger than the sum of its proper divisors (1).

42318883 is an equidigital number, since it uses as much as digits as its factorization.

42318883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 37.

The square root of 42318883 is about 6505.2965343634. The cubic root of 42318883 is about 348.4801663170.

It can be divided in two parts, 423 and 18883, that added together give a triangular number (19306 = T₁₉₆).

The spelling of 42318883 in words is "forty-two million, three hundred eighteen thousand, eight hundred eighty-three".