86311886 has 8 divisors (see below), whose sum is σ = 130613904. Its totient is φ = 42773920.

The previous prime is 86311853. The next prime is 86311909. The reversal of 86311886 is 68811368.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190730 + ... + 191181.

It is an arithmetic number, because the mean of its divisors is an integer number (16326738).

Almost surely, 2^86311886 is an apocalyptic number.

86311886 is a deficient number, since it is larger than the sum of its proper divisors (44302018).

86311886 is a wasteful number, since it uses less digits than its factorization.

86311886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382026.

The product of its digits is 55296, while the sum is 41.

The square root of 86311886 is about 9290.4190432940. The cubic root of 86311886 is about 441.9334441121.

The spelling of 86311886 in words is "eighty-six million, three hundred eleven thousand, eight hundred eighty-six".