442935079 has 2 divisors, whose sum is σ = 442935080. Its totient is φ = 442935078.

The previous prime is 442935071. The next prime is 442935109. The reversal of 442935079 is 970539244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442935079 - 2³ = 442935071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442935071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221467539 + 221467540.

It is an arithmetic number, because the mean of its divisors is an integer number (221467540).

Almost surely, 2^442935079 is an apocalyptic number.

442935079 is a deficient number, since it is larger than the sum of its proper divisors (1).

442935079 is an equidigital number, since it uses as much as digits as its factorization.

442935079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 442935079 is about 21046.0228784443. The cubic root of 442935079 is about 762.2779525077.

The spelling of 442935079 in words is "four hundred forty-two million, nine hundred thirty-five thousand, seventy-nine".