286366242 has 32 divisors (see below), whose sum is σ = 594766080. Its totient is φ = 91808640.

The previous prime is 286366183. The next prime is 286366247. The reversal of 286366242 is 242663682.

It is a super-3 number, since 3×286366242³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 286366242.

It is not an unprimeable number, because it can be changed into a prime (286366247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44118 + ... + 50190.

It is an arithmetic number, because the mean of its divisors is an integer number (18586440).

Almost surely, 2^286366242 is an apocalyptic number.

286366242 is an abundant number, since it is smaller than the sum of its proper divisors (308399838).

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

286366242 is a wasteful number, since it uses less digits than its factorization.

286366242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6378.

The product of its digits is 165888, while the sum is 39.

The square root of 286366242 is about 16922.3592326838. The cubic root of 286366242 is about 659.1343426006.

The spelling of 286366242 in words is "two hundred eighty-six million, three hundred sixty-six thousand, two hundred forty-two".