86477387 has 4 divisors (see below), whose sum is σ = 86504880. Its totient is φ = 86449896.

The previous prime is 86477371. The next prime is 86477389. The reversal of 86477387 is 78377468.

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 86477387 - 2⁴ = 86477371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86477389) 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 3 ways as a sum of consecutive naturals, for example, 8312 + ... + 15557.

It is an arithmetic number, because the mean of its divisors is an integer number (21626220).

Almost surely, 2^86477387 is an apocalyptic number.

86477387 is a deficient number, since it is larger than the sum of its proper divisors (27493).

86477387 is a wasteful number, since it uses less digits than its factorization.

86477387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27492.

The product of its digits is 1580544, while the sum is 50.

The square root of 86477387 is about 9299.3218569958. The cubic root of 86477387 is about 442.2157294060.

The spelling of 86477387 in words is "eighty-six million, four hundred seventy-seven thousand, three hundred eighty-seven".