846427 has 2 divisors, whose sum is σ = 846428. Its totient is φ = 846426.

The previous prime is 846421. The next prime is 846437. The reversal of 846427 is 724648.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 846427 - 2¹⁹ = 322139 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (846421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423213 + 423214.

It is an arithmetic number, because the mean of its divisors is an integer number (423214).

2⁸⁴⁶⁴²⁷ is an apocalyptic number.

846427 is a deficient number, since it is larger than the sum of its proper divisors (1).

846427 is an equidigital number, since it uses as much as digits as its factorization.

846427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10752, while the sum is 31.

The square root of 846427 is about 920.0146737960. The cubic root of 846427 is about 94.5939083098.

The spelling of 846427 in words is "eight hundred forty-six thousand, four hundred twenty-seven".