2285443944 has 128 divisors (see below), whose sum is σ = 7570944000. Its totient is φ = 624583872.

The previous prime is 2285443933. The next prime is 2285443973. The reversal of 2285443944 is 4493445822.

It is a super-3 number, since 3×2285443944³ (a number of 29 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2285443944.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1917 + ... + 67635.

It is an arithmetic number, because the mean of its divisors is an integer number (59148000).

Almost surely, 2^2285443944 is an apocalyptic number.

2285443944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2285443944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3785472000).

2285443944 is an abundant number, since it is smaller than the sum of its proper divisors (5285500056).

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

2285443944 is a wasteful number, since it uses less digits than its factorization.

2285443944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65764 (or 65754 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The square root of 2285443944 is about 47806.3169884483. The cubic root of 2285443944 is about 1317.2155769170.

The spelling of 2285443944 in words is "two billion, two hundred eighty-five million, four hundred forty-three thousand, nine hundred forty-four".