442068227 has 2 divisors, whose sum is σ = 442068228. Its totient is φ = 442068226.

The previous prime is 442068203. The next prime is 442068239. The reversal of 442068227 is 722860244.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442068227 - 2¹⁸ = 441806083 is a prime.

It is not a weakly prime, because it can be changed into another prime (442068127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221034113 + 221034114.

It is an arithmetic number, because the mean of its divisors is an integer number (221034114).

Almost surely, 2^442068227 is an apocalyptic number.

442068227 is a deficient number, since it is larger than the sum of its proper divisors (1).

442068227 is an equidigital number, since it uses as much as digits as its factorization.

442068227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 442068227 is about 21025.4185927415. The cubic root of 442068227 is about 761.7803523457.

The spelling of 442068227 in words is "four hundred forty-two million, sixty-eight thousand, two hundred twenty-seven".