426216017 has 2 divisors, whose sum is σ = 426216018. Its totient is φ = 426216016.

The previous prime is 426215969. The next prime is 426216029. The reversal of 426216017 is 710612624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 267355201 + 158860816 = 16351^2 + 12604^2 .

It is a cyclic number.

It is not a de Polignac number, because 426216017 - 2⁸ = 426215761 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (426216047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213108008 + 213108009.

It is an arithmetic number, because the mean of its divisors is an integer number (213108009).

Almost surely, 2^426216017 is an apocalyptic number.

It is an amenable number.

426216017 is a deficient number, since it is larger than the sum of its proper divisors (1).

426216017 is an equidigital number, since it uses as much as digits as its factorization.

426216017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 426216017 is about 20644.9998062485. Note that the first 3 decimals coincide. The cubic root of 426216017 is about 752.5636812514.

The spelling of 426216017 in words is "four hundred twenty-six million, two hundred sixteen thousand, seventeen".