86808456 has 64 divisors (see below), whose sum is σ = 275587200. Its totient is φ = 24801984.

The previous prime is 86808433. The next prime is 86808479. The reversal of 86808456 is 65480868.

It is an interprime number because it is at equal distance from previous prime (86808433) and next prime (86808479).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27195 + ... + 30218.

It is an arithmetic number, because the mean of its divisors is an integer number (4306050).

Almost surely, 2^86808456 is an apocalyptic number.

It is an amenable number.

86808456 is an abundant number, since it is smaller than the sum of its proper divisors (188778744).

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

86808456 is a wasteful number, since it uses less digits than its factorization.

86808456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57435 (or 57425 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The square root of 86808456 is about 9317.1055591315. The cubic root of 86808456 is about 442.7793352626.

The spelling of 86808456 in words is "eighty-six million, eight hundred eight thousand, four hundred fifty-six".