342308286 has 48 divisors (see below), whose sum is σ = 771694560. Its totient is φ = 109529280.

The previous prime is 342308261. The next prime is 342308321. The reversal of 342308286 is 682803243.

342308286 is a `hidden beast` number, since 342 + 30 + 8 + 286 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 342308286.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 92671 + ... + 96293.

It is an arithmetic number, because the mean of its divisors is an integer number (16076970).

Almost surely, 2^342308286 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342308286, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385847280).

342308286 is an abundant number, since it is smaller than the sum of its proper divisors (429386274).

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

342308286 is a wasteful number, since it uses less digits than its factorization.

342308286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841 (or 3838 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 342308286 is about 18501.5752302338. The cubic root of 342308286 is about 699.5291295882.

The spelling of 342308286 in words is "three hundred forty-two million, three hundred eight thousand, two hundred eighty-six".