842160799 has 2 divisors, whose sum is σ = 842160800. Its totient is φ = 842160798.

The previous prime is 842160791. The next prime is 842160827. The reversal of 842160799 is 997061248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 842160799 - 2³ = 842160791 is a prime.

It is a super-2 number, since 2×842160799² = 1418469622744636802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (842160791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421080399 + 421080400.

It is an arithmetic number, because the mean of its divisors is an integer number (421080400).

Almost surely, 2^842160799 is an apocalyptic number.

842160799 is a deficient number, since it is larger than the sum of its proper divisors (1).

842160799 is an equidigital number, since it uses as much as digits as its factorization.

842160799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 842160799 is about 29020.0068745684. The cubic root of 842160799 is about 944.3471500291.

The spelling of 842160799 in words is "eight hundred forty-two million, one hundred sixty thousand, seven hundred ninety-nine".