42716293 has 2 divisors, whose sum is σ = 42716294. Its totient is φ = 42716292.

The previous prime is 42716273. The next prime is 42716299. The reversal of 42716293 is 39261724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31169889 + 11546404 = 5583^2 + 3398^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42716293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42716299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21358146 + 21358147.

It is an arithmetic number, because the mean of its divisors is an integer number (21358147).

Almost surely, 2^42716293 is an apocalyptic number.

It is an amenable number.

42716293 is a deficient number, since it is larger than the sum of its proper divisors (1).

42716293 is an equidigital number, since it uses as much as digits as its factorization.

42716293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 42716293 is about 6535.7702683004. The cubic root of 42716293 is about 349.5676102637.

The spelling of 42716293 in words is "forty-two million, seven hundred sixteen thousand, two hundred ninety-three".