86277983 has 4 divisors (see below), whose sum is σ = 94121448. Its totient is φ = 78434520.

The previous prime is 86277979. The next prime is 86278007. The reversal of 86277983 is 38977268.

It is a happy number.

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 86277983 - 2² = 86277979 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 (86277683) 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, 3921716 + ... + 3921737.

It is an arithmetic number, because the mean of its divisors is an integer number (23530362).

Almost surely, 2^86277983 is an apocalyptic number.

86277983 is a deficient number, since it is larger than the sum of its proper divisors (7843465).

86277983 is a wasteful number, since it uses less digits than its factorization.

86277983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7843464.

The product of its digits is 1016064, while the sum is 50.

The square root of 86277983 is about 9288.5942424029. The cubic root of 86277983 is about 441.8755732424.

The spelling of 86277983 in words is "eighty-six million, two hundred seventy-seven thousand, nine hundred eighty-three".