42416743 has 2 divisors, whose sum is σ = 42416744. Its totient is φ = 42416742.

The previous prime is 42416729. The next prime is 42416747. The reversal of 42416743 is 34761424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42416743 - 2¹⁷ = 42285671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42416747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21208371 + 21208372.

It is an arithmetic number, because the mean of its divisors is an integer number (21208372).

Almost surely, 2^42416743 is an apocalyptic number.

42416743 is a deficient number, since it is larger than the sum of its proper divisors (1).

42416743 is an equidigital number, since it uses as much as digits as its factorization.

42416743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 31.

The square root of 42416743 is about 6512.8137544382. The cubic root of 42416743 is about 348.7485730255.

The spelling of 42416743 in words is "forty-two million, four hundred sixteen thousand, seven hundred forty-three".