3994277056 has 112 divisors (see below), whose sum is σ = 9934041600. Its totient is φ = 1548011520.

The previous prime is 3994277047. The next prime is 3994277069. The reversal of 3994277056 is 6507724993.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 3994276994 and 3994277012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978636 + ... + 982708.

It is an arithmetic number, because the mean of its divisors is an integer number (88696800).

Almost surely, 2^3994277056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3994277056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4967020800).

3994277056 is an abundant number, since it is smaller than the sum of its proper divisors (5939764544).

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

3994277056 is a wasteful number, since it uses less digits than its factorization.

3994277056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302 (or 4292 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 52.

The square root of 3994277056 is about 63200.2931638770. The cubic root of 3994277056 is about 1586.6436400239.

The spelling of 3994277056 in words is "three billion, nine hundred ninety-four million, two hundred seventy-seven thousand, fifty-six".