442851713 has 2 divisors, whose sum is σ = 442851714. Its totient is φ = 442851712.

The previous prime is 442851697. The next prime is 442851757. The reversal of 442851713 is 317158244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305305729 + 137545984 = 17473^2 + 11728^2 .

It is a cyclic number.

It is not a de Polignac number, because 442851713 - 2⁴ = 442851697 is a prime.

It is a super-2 number, since 2×442851713² = 392235279414068738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (442850713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221425856 + 221425857.

It is an arithmetic number, because the mean of its divisors is an integer number (221425857).

Almost surely, 2^442851713 is an apocalyptic number.

It is an amenable number.

442851713 is a deficient number, since it is larger than the sum of its proper divisors (1).

442851713 is an equidigital number, since it uses as much as digits as its factorization.

442851713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 35.

The square root of 442851713 is about 21044.0422210183. The cubic root of 442851713 is about 762.2301260473.

The spelling of 442851713 in words is "four hundred forty-two million, eight hundred fifty-one thousand, seven hundred thirteen".