86743842 has 8 divisors (see below), whose sum is σ = 173487696. Its totient is φ = 28914612.

The previous prime is 86743837. The next prime is 86743871. The reversal of 86743842 is 24834768.

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

86743842 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 86743794 and 86743803.

It is an unprimeable number.

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, 7228648 + ... + 7228659.

It is an arithmetic number, because the mean of its divisors is an integer number (21685962).

Almost surely, 2^86743842 is an apocalyptic number.

86743842 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.

86743842 is a wasteful number, since it uses less digits than its factorization.

86743842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14457312.

The product of its digits is 258048, while the sum is 42.

The square root of 86743842 is about 9313.6374204711. The cubic root of 86743842 is about 442.6694502484.

The spelling of 86743842 in words is "eighty-six million, seven hundred forty-three thousand, eight hundred forty-two".