442606201 has 2 divisors, whose sum is σ = 442606202. Its totient is φ = 442606200.

The previous prime is 442606187. The next prime is 442606211. The reversal of 442606201 is 102606244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 362521600 + 80084601 = 19040^2 + 8949^2 .

It is a cyclic number.

It is not a de Polignac number, because 442606201 - 2⁹ = 442605689 is a prime.

It is not a weakly prime, because it can be changed into another prime (442606211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221303100 + 221303101.

It is an arithmetic number, because the mean of its divisors is an integer number (221303101).

Almost surely, 2^442606201 is an apocalyptic number.

It is an amenable number.

442606201 is a deficient number, since it is larger than the sum of its proper divisors (1).

442606201 is an equidigital number, since it uses as much as digits as its factorization.

442606201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 442606201 is about 21038.2081223663. The cubic root of 442606201 is about 762.0892427448.

The spelling of 442606201 in words is "four hundred forty-two million, six hundred six thousand, two hundred one".