86828612 has 12 divisors (see below), whose sum is σ = 163638636. Its totient is φ = 40074720.

The previous prime is 86828591. The next prime is 86828641. The reversal of 86828612 is 21682868.

It can be written as a sum of positive squares in 2 ways, for example, as 9634816 + 77193796 = 3104^2 + 8786^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86828612.

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, 834839 + ... + 834942.

It is an arithmetic number, because the mean of its divisors is an integer number (13636553).

Almost surely, 2^86828612 is an apocalyptic number.

It is an amenable number.

86828612 is a deficient number, since it is larger than the sum of its proper divisors (76810024).

86828612 is a wasteful number, since it uses less digits than its factorization.

86828612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669798 (or 1669796 counting only the distinct ones).

The product of its digits is 73728, while the sum is 41.

The square root of 86828612 is about 9318.1871627479. The cubic root of 86828612 is about 442.8136021610.

The spelling of 86828612 in words is "eighty-six million, eight hundred twenty-eight thousand, six hundred twelve".