284213275 has 6 divisors (see below), whose sum is σ = 352424492. Its totient is φ = 227370600.

The previous prime is 284213269. The next prime is 284213287. The reversal of 284213275 is 572312482.

It is a happy number.

It is not a de Polignac number, because 284213275 - 2⁹ = 284212763 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 284213275.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5684241 + ... + 5684290.

Almost surely, 2^284213275 is an apocalyptic number.

284213275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

284213275 is a deficient number, since it is larger than the sum of its proper divisors (68211217).

284213275 is a wasteful number, since it uses less digits than its factorization.

284213275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11368541 (or 11368536 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 284213275 is about 16858.6261302634. The cubic root of 284213275 is about 657.4783445956.

The spelling of 284213275 in words is "two hundred eighty-four million, two hundred thirteen thousand, two hundred seventy-five".