86943243 has 8 divisors (see below), whose sum is σ = 120964608. Its totient is φ = 55442024.

The previous prime is 86943223. The next prime is 86943257. The reversal of 86943243 is 34234968.

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 86943243 - 2⁶ = 86943179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86943203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629955 + ... + 630092.

It is an arithmetic number, because the mean of its divisors is an integer number (15120576).

Almost surely, 2^86943243 is an apocalyptic number.

86943243 is a deficient number, since it is larger than the sum of its proper divisors (34021365).

86943243 is a wasteful number, since it uses less digits than its factorization.

86943243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260073.

The product of its digits is 124416, while the sum is 39.

The square root of 86943243 is about 9324.3360621548. The cubic root of 86943243 is about 443.0083837482.

The spelling of 86943243 in words is "eighty-six million, nine hundred forty-three thousand, two hundred forty-three".