86299984 has 20 divisors (see below), whose sum is σ = 171726484. Its totient is φ = 41983488.

The previous prime is 86299981. The next prime is 86300009. The reversal of 86299984 is 48999268.

It can be written as a sum of positive squares in 2 ways, for example, as 40602384 + 45697600 = 6372^2 + 6760^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86299981) 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 3 ways as a sum of consecutive naturals, for example, 72297 + ... + 73480.

Almost surely, 2^86299984 is an apocalyptic number.

It is an amenable number.

86299984 is a deficient number, since it is larger than the sum of its proper divisors (85426500).

86299984 is a wasteful number, since it uses less digits than its factorization.

86299984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145822 (or 145816 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 55.

The square root of 86299984 is about 9289.7784688334. The cubic root of 86299984 is about 441.9131296692.

The spelling of 86299984 in words is "eighty-six million, two hundred ninety-nine thousand, nine hundred eighty-four".