842686027 has 2 divisors, whose sum is σ = 842686028. Its totient is φ = 842686026.

The previous prime is 842685979. The next prime is 842686069. The reversal of 842686027 is 720686248.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 842686027 - 2¹¹ = 842683979 is a prime.

It is not a weakly prime, because it can be changed into another prime (842686927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421343013 + 421343014.

It is an arithmetic number, because the mean of its divisors is an integer number (421343014).

Almost surely, 2^842686027 is an apocalyptic number.

842686027 is a deficient number, since it is larger than the sum of its proper divisors (1).

842686027 is an equidigital number, since it uses as much as digits as its factorization.

842686027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 842686027 is about 29029.0548761065. The cubic root of 842686027 is about 944.5434286530.

The spelling of 842686027 in words is "eight hundred forty-two million, six hundred eighty-six thousand, twenty-seven".