486866823 has 8 divisors (see below), whose sum is σ = 658844928. Its totient is φ = 319733304.

The previous prime is 486866797. The next prime is 486866827. The reversal of 486866823 is 328668684.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-486866823 is a prime.

It is a super-2 number, since 2×486866823² = 474078606676226658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486866827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1210911 + ... + 1211312.

It is an arithmetic number, because the mean of its divisors is an integer number (82355616).

Almost surely, 2^486866823 is an apocalyptic number.

486866823 is a deficient number, since it is larger than the sum of its proper divisors (171978105).

486866823 is a wasteful number, since it uses less digits than its factorization.

486866823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422293.

The product of its digits is 2654208, while the sum is 51.

The square root of 486866823 is about 22065.0588714374. The cubic root of 486866823 is about 786.6895725120.

The spelling of 486866823 in words is "four hundred eighty-six million, eight hundred sixty-six thousand, eight hundred twenty-three".