3856836692 has 12 divisors (see below), whose sum is σ = 6768806100. Its totient is φ = 1922892096.

The previous prime is 3856836679. The next prime is 3856836703. The reversal of 3856836692 is 2966386583.

It can be written as a sum of positive squares in 2 ways, for example, as 2946969796 + 909866896 = 54286^2 + 30164^2 .

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 1379993 + ... + 1382784.

It is an arithmetic number, because the mean of its divisors is an integer number (564067175).

Almost surely, 2^3856836692 is an apocalyptic number.

It is an amenable number.

3856836692 is a deficient number, since it is larger than the sum of its proper divisors (2911969408).

3856836692 is a wasteful number, since it uses less digits than its factorization.

3856836692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763130 (or 2763128 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 56.

The square root of 3856836692 is about 62103.4354283239. The cubic root of 3856836692 is about 1568.2323801130.

The spelling of 3856836692 in words is "three billion, eight hundred fifty-six million, eight hundred thirty-six thousand, six hundred ninety-two".