3836061641 has 4 divisors (see below), whose sum is σ = 3838459284. Its totient is φ = 3833664000.

The previous prime is 3836061637. The next prime is 3836061661. The reversal of 3836061641 is 1461606383.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1855455625 + 1980606016 = 43075^2 + 44504^2 .

It is a cyclic number.

It is not a de Polignac number, because 3836061641 - 2² = 3836061637 is a prime.

It is a super-2 number, since 2×3836061641² = 29430737827103225762, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3836061595 and 3836061604.

It is not an unprimeable number, because it can be changed into a prime (3836061661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196420 + ... + 1199621.

It is an arithmetic number, because the mean of its divisors is an integer number (959614821).

Almost surely, 2^3836061641 is an apocalyptic number.

It is an amenable number.

3836061641 is a deficient number, since it is larger than the sum of its proper divisors (2397643).

3836061641 is a wasteful number, since it uses less digits than its factorization.

3836061641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397642.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 3836061641 is about 61935.9478897352. The cubic root of 3836061641 is about 1565.4115207648.

It can be divided in two parts, 38360 and 61641, that added together give a palindrome (100001).

The spelling of 3836061641 in words is "three billion, eight hundred thirty-six million, sixty-one thousand, six hundred forty-one".