846487 has 2 divisors, whose sum is σ = 846488. Its totient is φ = 846486.

The previous prime is 846457. The next prime is 846493. The reversal of 846487 is 784648.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 846487 - 2⁷ = 846359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (846407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423243 + 423244.

It is an arithmetic number, because the mean of its divisors is an integer number (423244).

2⁸⁴⁶⁴⁸⁷ is an apocalyptic number.

846487 is a deficient number, since it is larger than the sum of its proper divisors (1).

846487 is an equidigital number, since it uses as much as digits as its factorization.

846487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43008, while the sum is 37.

The square root of 846487 is about 920.0472813937. The cubic root of 846487 is about 94.5961433914.

The spelling of 846487 in words is "eight hundred forty-six thousand, four hundred eighty-seven".