86311612 has 12 divisors (see below), whose sum is σ = 151950960. Its totient is φ = 42897056.

The previous prime is 86311607. The next prime is 86311619. The reversal of 86311612 is 21611368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86311619) 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, 63937 + ... + 65272.

It is an arithmetic number, because the mean of its divisors is an integer number (12662580).

Almost surely, 2^86311612 is an apocalyptic number.

It is an amenable number.

86311612 is a deficient number, since it is larger than the sum of its proper divisors (65639348).

86311612 is a wasteful number, since it uses less digits than its factorization.

86311612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129380 (or 129378 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 86311612 is about 9290.4042969076. The cubic root of 86311612 is about 441.9329764674.

The spelling of 86311612 in words is "eighty-six million, three hundred eleven thousand, six hundred twelve".