8476857423 has 12 divisors (see below), whose sum is σ = 12248585128. Its totient is φ = 5649283440.

The previous prime is 8476857419. The next prime is 8476857439. The reversal of 8476857423 is 3247586748.

8476857423 is a `hidden beast` number, since 8 + 4 + 7 + 68 + 574 + 2 + 3 = 666.

It is not a de Polignac number, because 8476857423 - 2² = 8476857419 is a prime.

It is a super-2 number, since 2×8476857423² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8476857423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8476857463) 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 11 ways as a sum of consecutive naturals, for example, 135193 + ... + 187698.

Almost surely, 2^8476857423 is an apocalyptic number.

8476857423 is a deficient number, since it is larger than the sum of its proper divisors (3771727705).

8476857423 is a wasteful number, since it uses less digits than its factorization.

8476857423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325814 (or 325811 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 54.

The square root of 8476857423 is about 92069.8507818928. The cubic root of 8476857423 is about 2038.9737102769.

The spelling of 8476857423 in words is "eight billion, four hundred seventy-six million, eight hundred fifty-seven thousand, four hundred twenty-three".