86244943 has 4 divisors (see below), whose sum is σ = 86403160. Its totient is φ = 86086728.

The previous prime is 86244941. The next prime is 86244973. The reversal of 86244943 is 34944268.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86244943 - 2¹ = 86244941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86244896 and 86244905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86244941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78288 + ... + 79381.

It is an arithmetic number, because the mean of its divisors is an integer number (21600790).

Almost surely, 2^86244943 is an apocalyptic number.

86244943 is a deficient number, since it is larger than the sum of its proper divisors (158217).

86244943 is a wasteful number, since it uses less digits than its factorization.

86244943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158216.

The product of its digits is 165888, while the sum is 40.

The square root of 86244943 is about 9286.8155467846. The cubic root of 86244943 is about 441.8191608860.

The spelling of 86244943 in words is "eighty-six million, two hundred forty-four thousand, nine hundred forty-three".