3876869 has 2 divisors, whose sum is σ = 3876870. Its totient is φ = 3876868.

The previous prime is 3876827. The next prime is 3876881. The reversal of 3876869 is 9686783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2067844 + 1809025 = 1438^2 + 1345^2 .

It is a cyclic number.

It is not a de Polignac number, because 3876869 - 2¹² = 3872773 is a prime.

It is a super-2 number, since 2×3876869² = 30060226486322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3876269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938434 + 1938435.

It is an arithmetic number, because the mean of its divisors is an integer number (1938435).

Almost surely, 2^3876869 is an apocalyptic number.

It is an amenable number.

3876869 is a deficient number, since it is larger than the sum of its proper divisors (1).

3876869 is an equidigital number, since it uses as much as digits as its factorization.

3876869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 47.

The square root of 3876869 is about 1968.9766377487. The cubic root of 3876869 is about 157.0942812077.

The spelling of 3876869 in words is "three million, eight hundred seventy-six thousand, eight hundred sixty-nine".