284393994 has 16 divisors (see below), whose sum is σ = 569723232. Its totient is φ = 94642128.

The previous prime is 284393929. The next prime is 284394001. The reversal of 284393994 is 499393482.

284393994 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 34984 + ... + 42339.

It is an arithmetic number, because the mean of its divisors is an integer number (35607702).

Almost surely, 2^284393994 is an apocalyptic number.

284393994 is an abundant number, since it is smaller than the sum of its proper divisors (285329238).

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

284393994 is a wasteful number, since it uses less digits than its factorization.

284393994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77941.

The product of its digits is 1679616, while the sum is 51.

The square root of 284393994 is about 16863.9851162173. The cubic root of 284393994 is about 657.6176691386.

The spelling of 284393994 in words is "two hundred eighty-four million, three hundred ninety-three thousand, nine hundred ninety-four".