3936394011 has 16 divisors (see below), whose sum is σ = 5767463808. Its totient is φ = 2368276800.

The previous prime is 3936394001. The next prime is 3936394039. The reversal of 3936394011 is 1104936393.

3936394011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3936394011 - 2⁶ = 3936393947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3936394001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430825 + ... + 439866.

It is an arithmetic number, because the mean of its divisors is an integer number (360466488).

Almost surely, 2^3936394011 is an apocalyptic number.

3936394011 is a deficient number, since it is larger than the sum of its proper divisors (1831069797).

3936394011 is a wasteful number, since it uses less digits than its factorization.

3936394011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870842.

The product of its (nonzero) digits is 52488, while the sum is 39.

The square root of 3936394011 is about 62740.6886398293. The cubic root of 3936394011 is about 1578.9420374371.

The spelling of 3936394011 in words is "three billion, nine hundred thirty-six million, three hundred ninety-four thousand, eleven".