86840633 has 8 divisors (see below), whose sum is σ = 95233536. Its totient is φ = 78530800.

The previous prime is 86840609. The next prime is 86840647. The reversal of 86840633 is 33604868.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86840633 - 2⁶ = 86840569 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86840603) 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 7 ways as a sum of consecutive naturals, for example, 18566 + ... + 22767.

It is an arithmetic number, because the mean of its divisors is an integer number (11904192).

Almost surely, 2^86840633 is an apocalyptic number.

It is an amenable number.

86840633 is a deficient number, since it is larger than the sum of its proper divisors (8392903).

86840633 is a wasteful number, since it uses less digits than its factorization.

86840633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41535.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 86840633 is about 9318.8321693225. The cubic root of 86840633 is about 442.8340363495.

The spelling of 86840633 in words is "eighty-six million, eight hundred forty thousand, six hundred thirty-three".