2056071394 has 8 divisors (see below), whose sum is σ = 3321346140. Its totient is φ = 948956016.

The previous prime is 2056071379. The next prime is 2056071401. The reversal of 2056071394 is 4931706502.

It can be written as a sum of positive squares in 2 ways, for example, as 2003726169 + 52345225 = 44763^2 + 7235^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39539809 + ... + 39539860.

Almost surely, 2^2056071394 is an apocalyptic number.

2056071394 is a deficient number, since it is larger than the sum of its proper divisors (1265274746).

2056071394 is a wasteful number, since it uses less digits than its factorization.

2056071394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79079684.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 2056071394 is about 45343.9234517702. The cubic root of 2056071394 is about 1271.5869541014.

Adding to 2056071394 its reverse (4931706502), we get a palindrome (6987777896).

The spelling of 2056071394 in words is "two billion, fifty-six million, seventy-one thousand, three hundred ninety-four".