286839996 has 12 divisors (see below), whose sum is σ = 669293352. Its totient is φ = 95613328.

The previous prime is 286839967. The next prime is 286840007. The reversal of 286839996 is 699938682.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×286839996³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11951655 + ... + 11951678.

It is an arithmetic number, because the mean of its divisors is an integer number (55774446).

Almost surely, 2^286839996 is an apocalyptic number.

It is an amenable number.

286839996 is an abundant number, since it is smaller than the sum of its proper divisors (382453356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

286839996 is a wasteful number, since it uses less digits than its factorization.

286839996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23903340 (or 23903338 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 60.

The square root of 286839996 is about 16936.3513189825. The cubic root of 286839996 is about 659.4976250484.

The spelling of 286839996 in words is "two hundred eighty-six million, eight hundred thirty-nine thousand, nine hundred ninety-six".