86313943 has 4 divisors (see below), whose sum is σ = 88321288. Its totient is φ = 84306600.

The previous prime is 86313923. The next prime is 86313961. The reversal of 86313943 is 34931368.

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 86313943 - 2⁵ = 86313911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86313923) 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, 1003608 + ... + 1003693.

It is an arithmetic number, because the mean of its divisors is an integer number (22080322).

Almost surely, 2^86313943 is an apocalyptic number.

86313943 is a deficient number, since it is larger than the sum of its proper divisors (2007345).

86313943 is a wasteful number, since it uses less digits than its factorization.

86313943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007344.

The product of its digits is 46656, while the sum is 37.

The square root of 86313943 is about 9290.5297480822. The cubic root of 86313943 is about 441.9369548293.

The spelling of 86313943 in words is "eighty-six million, three hundred thirteen thousand, nine hundred forty-three".