3775939 has 2 divisors, whose sum is σ = 3775940. Its totient is φ = 3775938.

The previous prime is 3775913. The next prime is 3775943. The reversal of 3775939 is 9395773.

It is a strong prime.

It is an emirp because it is prime and its reverse (9395773) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3775939 - 2⁵ = 3775907 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3775895 and 3775904.

It is not a weakly prime, because it can be changed into another prime (3775909) 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, 1887969 + 1887970.

It is an arithmetic number, because the mean of its divisors is an integer number (1887970).

Almost surely, 2^3775939 is an apocalyptic number.

3775939 is a deficient number, since it is larger than the sum of its proper divisors (1).

3775939 is an equidigital number, since it uses as much as digits as its factorization.

3775939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 178605, while the sum is 43.

The square root of 3775939 is about 1943.1775523611. The cubic root of 3775939 is about 155.7190180966.

The spelling of 3775939 in words is "three million, seven hundred seventy-five thousand, nine hundred thirty-nine".