442419059 has 2 divisors, whose sum is σ = 442419060. Its totient is φ = 442419058.

The previous prime is 442419017. The next prime is 442419077. The reversal of 442419059 is 950914244.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442419059 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (442409059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221209529 + 221209530.

It is an arithmetic number, because the mean of its divisors is an integer number (221209530).

Almost surely, 2^442419059 is an apocalyptic number.

442419059 is a deficient number, since it is larger than the sum of its proper divisors (1).

442419059 is an equidigital number, since it uses as much as digits as its factorization.

442419059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 442419059 is about 21033.7599824663. The cubic root of 442419059 is about 761.9818191780.

The spelling of 442419059 in words is "four hundred forty-two million, four hundred nineteen thousand, fifty-nine".