86573870 has 8 divisors (see below), whose sum is σ = 155832984. Its totient is φ = 34629544.

The previous prime is 86573819. The next prime is 86573891. The reversal of 86573870 is 7837568.

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

It is a congruent number.

It is an unprimeable number.

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, 4328684 + ... + 4328703.

It is an arithmetic number, because the mean of its divisors is an integer number (19479123).

Almost surely, 2^86573870 is an apocalyptic number.

86573870 is a deficient number, since it is larger than the sum of its proper divisors (69259114).

86573870 is a wasteful number, since it uses less digits than its factorization.

86573870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8657394.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 86573870 is about 9304.5080471780. The cubic root of 86573870 is about 442.3801286164.

The spelling of 86573870 in words is "eighty-six million, five hundred seventy-three thousand, eight hundred seventy".