86012321 has 8 divisors (see below), whose sum is σ = 88898304. Its totient is φ = 83133360.

The previous prime is 86012287. The next prime is 86012327. The reversal of 86012321 is 12321068.

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

It is a cyclic number.

It is not a de Polignac number, because 86012321 - 2¹⁸ = 85750177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86012327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37226 + ... + 39468.

It is an arithmetic number, because the mean of its divisors is an integer number (11112288).

Almost surely, 2^86012321 is an apocalyptic number.

It is an amenable number.

86012321 is a deficient number, since it is larger than the sum of its proper divisors (2885983).

86012321 is a wasteful number, since it uses less digits than its factorization.

86012321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3511.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 86012321 is about 9274.2827755035. The cubic root of 86012321 is about 441.4215746776.

Adding to 86012321 its reverse (12321068), we get a palindrome (98333389).

The spelling of 86012321 in words is "eighty-six million, twelve thousand, three hundred twenty-one".