86819862 has 8 divisors (see below), whose sum is σ = 173639736. Its totient is φ = 28939952.

The previous prime is 86819861. The next prime is 86819869. The reversal of 86819862 is 26891868.

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

86819862 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86819861) 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 3 ways as a sum of consecutive naturals, for example, 7234983 + ... + 7234994.

It is an arithmetic number, because the mean of its divisors is an integer number (21704967).

Almost surely, 2^86819862 is an apocalyptic number.

86819862 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

86819862 is a wasteful number, since it uses less digits than its factorization.

86819862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14469982.

The product of its digits is 331776, while the sum is 48.

The square root of 86819862 is about 9317.7176389929. The cubic root of 86819862 is about 442.7987270752.

The spelling of 86819862 in words is "eighty-six million, eight hundred nineteen thousand, eight hundred sixty-two".