86663853 has 12 divisors (see below), whose sum is σ = 125288800. Its totient is φ = 57726216.

The previous prime is 86663827. The next prime is 86663887. The reversal of 86663853 is 35836668.

It is not a de Polignac number, because 86663853 - 2⁶ = 86663789 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86663799 and 86663808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86663893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9150 + ... + 16032.

Almost surely, 2^86663853 is an apocalyptic number.

It is an amenable number.

86663853 is a deficient number, since it is larger than the sum of its proper divisors (38624947).

86663853 is a wasteful number, since it uses less digits than its factorization.

86663853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8288 (or 8285 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 86663853 is about 9309.3422431448. The cubic root of 86663853 is about 442.5333423119.

The spelling of 86663853 in words is "eighty-six million, six hundred sixty-three thousand, eight hundred fifty-three".