86478027 has 4 divisors (see below), whose sum is σ = 115304040. Its totient is φ = 57652016.

The previous prime is 86478023. The next prime is 86478043. The reversal of 86478027 is 72087468.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86478027 - 2² = 86478023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86478027.

It is not an unprimeable number, because it can be changed into a prime (86478023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14413002 + ... + 14413007.

It is an arithmetic number, because the mean of its divisors is an integer number (28826010).

Almost surely, 2^86478027 is an apocalyptic number.

86478027 is a deficient number, since it is larger than the sum of its proper divisors (28826013).

86478027 is a wasteful number, since it uses less digits than its factorization.

86478027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28826012.

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 86478027 is about 9299.3562680435. The cubic root of 86478027 is about 442.2168203169.

The spelling of 86478027 in words is "eighty-six million, four hundred seventy-eight thousand, twenty-seven".