86321436 has 24 divisors (see below), whose sum is σ = 201621504. Its totient is φ = 28744560.

The previous prime is 86321423. The next prime is 86321437. The reversal of 86321436 is 63412368.

It is a junction number, because it is equal to n+sod(n) for n = 86321397 and 86321406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86321437) 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 7 ways as a sum of consecutive naturals, for example, 10981 + ... + 17123.

It is an arithmetic number, because the mean of its divisors is an integer number (8400896).

Almost surely, 2^86321436 is an apocalyptic number.

It is an amenable number.

86321436 is an abundant number, since it is smaller than the sum of its proper divisors (115300068).

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

86321436 is a wasteful number, since it uses less digits than its factorization.

86321436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7321 (or 7319 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 86321436 is about 9290.9329994355. The cubic root of 86321436 is about 441.9497427894.

The spelling of 86321436 in words is "eighty-six million, three hundred twenty-one thousand, four hundred thirty-six".