286946 has 8 divisors (see below), whose sum is σ = 469584. Its totient is φ = 130420.

The previous prime is 286927. The next prime is 286973. The reversal of 286946 is 649682.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 286946.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6500 + ... + 6543.

It is an arithmetic number, because the mean of its divisors is an integer number (58698).

2²⁸⁶⁹⁴⁶ is an apocalyptic number.

286946 is a deficient number, since it is larger than the sum of its proper divisors (182638).

286946 is a wasteful number, since it uses less digits than its factorization.

286946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13056.

The product of its digits is 20736, while the sum is 35.

The square root of 286946 is about 535.6734079642. The cubic root of 286946 is about 65.9578855905.

The spelling of 286946 in words is "two hundred eighty-six thousand, nine hundred forty-six".