442102033 has 2 divisors, whose sum is σ = 442102034. Its totient is φ = 442102032.

The previous prime is 442102027. The next prime is 442102061. The reversal of 442102033 is 330201244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 230341329 + 211760704 = 15177^2 + 14552^2 .

It is a cyclic number.

It is not a de Polignac number, because 442102033 - 2⁹ = 442101521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 442102033.

It is not a weakly prime, because it can be changed into another prime (442102333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221051016 + 221051017.

It is an arithmetic number, because the mean of its divisors is an integer number (221051017).

Almost surely, 2^442102033 is an apocalyptic number.

It is an amenable number.

442102033 is a deficient number, since it is larger than the sum of its proper divisors (1).

442102033 is an equidigital number, since it uses as much as digits as its factorization.

442102033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 442102033 is about 21026.2225090481. Note that the first 3 decimals coincide. The cubic root of 442102033 is about 761.7997702309.

Adding to 442102033 its reverse (330201244), we get a palindrome (772303277).

The spelling of 442102033 in words is "four hundred forty-two million, one hundred two thousand, thirty-three".