2281873608 has 192 divisors, whose sum is σ = 7446816000. Its totient is φ = 617126400.

The previous prime is 2281873549. The next prime is 2281873661. The reversal of 2281873608 is 8063781822.

2281873608 is a `hidden beast` number, since 2 + 28 + 18 + 7 + 3 + 608 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1169818 + ... + 1171766.

It is an arithmetic number, because the mean of its divisors is an integer number (38785500).

Almost surely, 2^2281873608 is an apocalyptic number.

2281873608 is a gapful number since it is divisible by the number (28) 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 2281873608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3723408000).

2281873608 is an abundant number, since it is smaller than the sum of its proper divisors (5164942392).

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

2281873608 is a wasteful number, since it uses less digits than its factorization.

2281873608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092 (or 2085 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 2281873608 is about 47768.9607171854. The cubic root of 2281873608 is about 1316.5292983929.

The spelling of 2281873608 in words is "two billion, two hundred eighty-one million, eight hundred seventy-three thousand, six hundred eight".