86648856 has 48 divisors (see below), whose sum is σ = 251992440. Its totient is φ = 24756480.

The previous prime is 86648803. The next prime is 86648909. The reversal of 86648856 is 65884668.

It is an interprime number because it is at equal distance from previous prime (86648803) and next prime (86648909).

It is a super-2 number, since 2×86648856² = 15016048492217472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86648799 and 86648808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35665 + ... + 38016.

Almost surely, 2^86648856 is an apocalyptic number.

It is an amenable number.

86648856 is an abundant number, since it is smaller than the sum of its proper divisors (165343584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86648856 is a wasteful number, since it uses less digits than its factorization.

86648856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73704 (or 73693 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The square root of 86648856 is about 9308.5367271124. The cubic root of 86648856 is about 442.5078143470.

The spelling of 86648856 in words is "eighty-six million, six hundred forty-eight thousand, eight hundred fifty-six".