3877669 has 2 divisors, whose sum is σ = 3877670. Its totient is φ = 3877668.

The previous prime is 3877667. The next prime is 3877673. The reversal of 3877669 is 9667783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3132900 + 744769 = 1770^2 + 863^2 .

It is a cyclic number.

It is not a de Polignac number, because 3877669 - 2¹ = 3877667 is a prime.

It is a super-2 number, since 2×3877669² = 30072633747122, which contains 22 as substring.

Together with 3877667, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3877663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938834 + 1938835.

It is an arithmetic number, because the mean of its divisors is an integer number (1938835).

Almost surely, 2^3877669 is an apocalyptic number.

It is an amenable number.

3877669 is a deficient number, since it is larger than the sum of its proper divisors (1).

3877669 is an equidigital number, since it uses as much as digits as its factorization.

3877669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 46.

The square root of 3877669 is about 1969.1797784865. The cubic root of 3877669 is about 157.1050860420.

The spelling of 3877669 in words is "three million, eight hundred seventy-seven thousand, six hundred sixty-nine".