284244087 has 4 divisors (see below), whose sum is σ = 378992120. Its totient is φ = 189496056.

The previous prime is 284244067. The next prime is 284244089. The reversal of 284244087 is 780442482.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 284244087 - 2¹⁶ = 284178551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (284244089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47374012 + ... + 47374017.

It is an arithmetic number, because the mean of its divisors is an integer number (94748030).

Almost surely, 2^284244087 is an apocalyptic number.

284244087 is a deficient number, since it is larger than the sum of its proper divisors (94748033).

284244087 is an equidigital number, since it uses as much as digits as its factorization.

284244087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94748032.

The product of its (nonzero) digits is 114688, while the sum is 39.

The square root of 284244087 is about 16859.5399403424. The cubic root of 284244087 is about 657.5021031512.

The spelling of 284244087 in words is "two hundred eighty-four million, two hundred forty-four thousand, eighty-seven".