42416953 has 2 divisors, whose sum is σ = 42416954. Its totient is φ = 42416952.

The previous prime is 42416947. The next prime is 42416971. The reversal of 42416953 is 35961424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31899904 + 10517049 = 5648^2 + 3243^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42416953 is a prime.

It is not a weakly prime, because it can be changed into another prime (42416053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21208476 + 21208477.

It is an arithmetic number, because the mean of its divisors is an integer number (21208477).

Almost surely, 2^42416953 is an apocalyptic number.

It is an amenable number.

42416953 is a deficient number, since it is larger than the sum of its proper divisors (1).

42416953 is an equidigital number, since it uses as much as digits as its factorization.

42416953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The square root of 42416953 is about 6512.8298764823. The cubic root of 42416953 is about 348.7491485614.

The spelling of 42416953 in words is "forty-two million, four hundred sixteen thousand, nine hundred fifty-three".