86634508 has 24 divisors (see below), whose sum is σ = 156593360. Its totient is φ = 41912640.

The previous prime is 86634503. The next prime is 86634521. The reversal of 86634508 is 80543668.

It is not an unprimeable number, because it can be changed into a prime (86634503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16438 + ... + 21058.

Almost surely, 2^86634508 is an apocalyptic number.

It is an amenable number.

86634508 is a deficient number, since it is larger than the sum of its proper divisors (69958852).

86634508 is a wasteful number, since it uses less digits than its factorization.

86634508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4777 (or 4775 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 86634508 is about 9307.7660047941. The cubic root of 86634508 is about 442.4833883557.

The spelling of 86634508 in words is "eighty-six million, six hundred thirty-four thousand, five hundred eight".