4056684739 has 4 divisors (see below), whose sum is σ = 4057030800. Its totient is φ = 4056338680.

The previous prime is 4056684701. The next prime is 4056684757. The reversal of 4056684739 is 9374866504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4056684739 - 2¹¹ = 4056682691 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (4056688739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154807 + ... + 179104.

It is an arithmetic number, because the mean of its divisors is an integer number (1014257700).

Almost surely, 2^4056684739 is an apocalyptic number.

4056684739 is a deficient number, since it is larger than the sum of its proper divisors (346061).

4056684739 is a wasteful number, since it uses less digits than its factorization.

4056684739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346060.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The square root of 4056684739 is about 63692.1089225345. The cubic root of 4056684739 is about 1594.8643587708.

The spelling of 4056684739 in words is "four billion, fifty-six million, six hundred eighty-four thousand, seven hundred thirty-nine".