86004120 has 64 divisors (see below), whose sum is σ = 260029440. Its totient is φ = 22755200.

The previous prime is 86004103. The next prime is 86004131. The reversal of 86004120 is 2140068.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12985 + ... + 18455.

It is an arithmetic number, because the mean of its divisors is an integer number (4062960).

Almost surely, 2^86004120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86004120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130014720).

86004120 is an abundant number, since it is smaller than the sum of its proper divisors (174025320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86004120 is a wasteful number, since it uses less digits than its factorization.

86004120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5616 (or 5612 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 86004120 is about 9273.8406283481. The cubic root of 86004120 is about 441.4075448528.

Adding to 86004120 its reverse (2140068), we get a palindrome (88144188).

It can be divided in two parts, 8600 and 4120, that added together give a triangular number (12720 = T₁₅₉).

The spelling of 86004120 in words is "eighty-six million, four thousand, one hundred twenty".