841666627 has 2 divisors, whose sum is σ = 841666628. Its totient is φ = 841666626.

The previous prime is 841666619. The next prime is 841666673. The reversal of 841666627 is 726666148.

It is an a-pointer prime, because the next prime (841666673) can be obtained adding 841666627 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 841666627 - 2³ = 841666619 is a prime.

It is a super-2 number, since 2×841666627² = 1416805422011114258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (841666607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420833313 + 420833314.

It is an arithmetic number, because the mean of its divisors is an integer number (420833314).

Almost surely, 2^841666627 is an apocalyptic number.

841666627 is a deficient number, since it is larger than the sum of its proper divisors (1).

841666627 is an equidigital number, since it uses as much as digits as its factorization.

841666627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 46.

The square root of 841666627 is about 29011.4912922449. The cubic root of 841666627 is about 944.1624025599.

The spelling of 841666627 in words is "eight hundred forty-one million, six hundred sixty-six thousand, six hundred twenty-seven".