8461843 has 4 divisors (see below), whose sum is σ = 9112768. Its totient is φ = 7810920.

The previous prime is 8461813. The next prime is 8461877. The reversal of 8461843 is 3481648.

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

It is not a de Polignac number, because 8461843 - 2⁵ = 8461811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8461799 and 8461808.

It is not an unprimeable number, because it can be changed into a prime (8461813) 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, 325443 + ... + 325468.

It is an arithmetic number, because the mean of its divisors is an integer number (2278192).

Almost surely, 2^8461843 is an apocalyptic number.

8461843 is a deficient number, since it is larger than the sum of its proper divisors (650925).

8461843 is a wasteful number, since it uses less digits than its factorization.

8461843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650924.

The product of its digits is 18432, while the sum is 34.

The square root of 8461843 is about 2908.9247154232. The cubic root of 8461843 is about 203.7769171660.

The spelling of 8461843 in words is "eight million, four hundred sixty-one thousand, eight hundred forty-three".