3876681169 has 27 divisors (see below), whose sum is σ = 4275236433. Its totient is φ = 3514621824.

The previous prime is 3876681167. The next prime is 3876681233. The reversal of 3876681169 is 9611866783.

The square root of 3876681169 is 62263.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1337730625 + 2538950544 = 36575^2 + 50388^2 .

It is not a de Polignac number, because 3876681169 - 2¹ = 3876681167 is a prime.

It is a super-2 number, since 2×3876681169² = 30057313772158413122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3876681167) 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 26 ways as a sum of consecutive naturals, for example, 34306857 + ... + 34306969.

Almost surely, 2^3876681169 is an apocalyptic number.

3876681169 is the 62263-rd square number.

3876681169 is the 31132-nd centered octagonal number.

It is an amenable number.

3876681169 is a deficient number, since it is larger than the sum of its proper divisors (398555264).

3876681169 is an equidigital number, since it uses as much as digits as its factorization.

3876681169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 161 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 55.

The cubic root of 3876681169 is about 1570.9174413873.

The spelling of 3876681169 in words is "three billion, eight hundred seventy-six million, six hundred eighty-one thousand, one hundred sixty-nine".