846315487 has 4 divisors (see below), whose sum is σ = 847493280. Its totient is φ = 845137696.

The previous prime is 846315443. The next prime is 846315523. The reversal of 846315487 is 784513648.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 846315487 - 2²³ = 837926879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846375487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587818 + ... + 589255.

It is an arithmetic number, because the mean of its divisors is an integer number (211873320).

Almost surely, 2^846315487 is an apocalyptic number.

846315487 is a deficient number, since it is larger than the sum of its proper divisors (1177793).

846315487 is a wasteful number, since it uses less digits than its factorization.

846315487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177792.

The product of its digits is 645120, while the sum is 46.

The square root of 846315487 is about 29091.5019722255. The cubic root of 846315487 is about 945.8975401817.

The spelling of 846315487 in words is "eight hundred forty-six million, three hundred fifteen thousand, four hundred eighty-seven".