86555242 has 8 divisors (see below), whose sum is σ = 132033600. Its totient is φ = 42544044.

The previous prime is 86555239. The next prime is 86555243. The reversal of 86555242 is 24255568.

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

It is not an unprimeable number, because it can be changed into a prime (86555243) 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, 366642 + ... + 366877.

It is an arithmetic number, because the mean of its divisors is an integer number (16504200).

Almost surely, 2^86555242 is an apocalyptic number.

86555242 is a deficient number, since it is larger than the sum of its proper divisors (45478358).

86555242 is a wasteful number, since it uses less digits than its factorization.

86555242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733580.

The product of its digits is 96000, while the sum is 37.

The square root of 86555242 is about 9303.5069731795. The cubic root of 86555242 is about 442.3483975327.

The spelling of 86555242 in words is "eighty-six million, five hundred fifty-five thousand, two hundred forty-two".