3779891 has 2 divisors, whose sum is σ = 3779892. Its totient is φ = 3779890.

The previous prime is 3779873. The next prime is 3779921. The reversal of 3779891 is 1989773.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3779891 - 2¹⁸ = 3517747 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3779821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1889945 + 1889946.

It is an arithmetic number, because the mean of its divisors is an integer number (1889946).

Almost surely, 2^3779891 is an apocalyptic number.

3779891 is a deficient number, since it is larger than the sum of its proper divisors (1).

3779891 is an equidigital number, since it uses as much as digits as its factorization.

3779891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 44.

The square root of 3779891 is about 1944.1941775450. The cubic root of 3779891 is about 155.7733257346.

The spelling of 3779891 in words is "three million, seven hundred seventy-nine thousand, eight hundred ninety-one".