3738509 has 2 divisors, whose sum is σ = 3738510. Its totient is φ = 3738508.

The previous prime is 3738481. The next prime is 3738529. The reversal of 3738509 is 9058373.

3738509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2550409 + 1188100 = 1597^2 + 1090^2 .

It is a cyclic number.

It is not a de Polignac number, because 3738509 - 2⁸ = 3738253 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3738529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1869254 + 1869255.

It is an arithmetic number, because the mean of its divisors is an integer number (1869255).

Almost surely, 2^3738509 is an apocalyptic number.

It is an amenable number.

3738509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3738509 is an equidigital number, since it uses as much as digits as its factorization.

3738509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 3738509 is about 1933.5224332808. The cubic root of 3738509 is about 155.2027731153.

The spelling of 3738509 in words is "three million, seven hundred thirty-eight thousand, five hundred nine".