86396321 has 4 divisors (see below), whose sum is σ = 94250544. Its totient is φ = 78542100.

The previous prime is 86396273. The next prime is 86396327. The reversal of 86396321 is 12369368.

86396321 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86396321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86396327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3927095 + ... + 3927116.

It is an arithmetic number, because the mean of its divisors is an integer number (23562636).

Almost surely, 2^86396321 is an apocalyptic number.

It is an amenable number.

86396321 is a deficient number, since it is larger than the sum of its proper divisors (7854223).

86396321 is a wasteful number, since it uses less digits than its factorization.

86396321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7854222.

The product of its digits is 46656, while the sum is 38.

The square root of 86396321 is about 9294.9621301004. The cubic root of 86396321 is about 442.0775049552.

The spelling of 86396321 in words is "eighty-six million, three hundred ninety-six thousand, three hundred twenty-one".