42416771 has 2 divisors, whose sum is σ = 42416772. Its totient is φ = 42416770.

The previous prime is 42416767. The next prime is 42416779. The reversal of 42416771 is 17761424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42416771 - 2² = 42416767 is a prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (42416779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21208385 + 21208386.

It is an arithmetic number, because the mean of its divisors is an integer number (21208386).

Almost surely, 2^42416771 is an apocalyptic number.

42416771 is a deficient number, since it is larger than the sum of its proper divisors (1).

42416771 is an equidigital number, since it uses as much as digits as its factorization.

42416771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9408, while the sum is 32.

The square root of 42416771 is about 6512.8159040464. The cubic root of 42416771 is about 348.7486497637.

The spelling of 42416771 in words is "forty-two million, four hundred sixteen thousand, seven hundred seventy-one".