442034513 has 2 divisors, whose sum is σ = 442034514. Its totient is φ = 442034512.

The previous prime is 442034503. The next prime is 442034533. The reversal of 442034513 is 315430244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290941249 + 151093264 = 17057^2 + 12292^2 .

It is a cyclic number.

It is not a de Polignac number, because 442034513 - 2⁴ = 442034497 is a prime.

It is not a weakly prime, because it can be changed into another prime (442034503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221017256 + 221017257.

It is an arithmetic number, because the mean of its divisors is an integer number (221017257).

Almost surely, 2^442034513 is an apocalyptic number.

It is an amenable number.

442034513 is a deficient number, since it is larger than the sum of its proper divisors (1).

442034513 is an equidigital number, since it uses as much as digits as its factorization.

442034513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 442034513 is about 21024.6168336072. The cubic root of 442034513 is about 761.7609863187.

Adding to 442034513 its reverse (315430244), we get a palindrome (757464757).

The spelling of 442034513 in words is "four hundred forty-two million, thirty-four thousand, five hundred thirteen".