3748549 has 12 divisors (see below), whose sum is σ = 4405644. Its totient is φ = 3179904.

The previous prime is 3748543. The next prime is 3748553. The reversal of 3748549 is 9458473.

3748549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1979649 + 1768900 = 1407^2 + 1330^2 .

It is not a de Polignac number, because 3748549 - 2³ = 3748541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3748541) 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 in 11 ways as a sum of consecutive naturals, for example, 5199 + ... + 5875.

It is an arithmetic number, because the mean of its divisors is an integer number (367137).

Almost surely, 2^3748549 is an apocalyptic number.

It is an amenable number.

3748549 is a deficient number, since it is larger than the sum of its proper divisors (657095).

3748549 is a wasteful number, since it uses less digits than its factorization.

3748549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804 (or 797 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 3748549 is about 1936.1169902669. The cubic root of 3748549 is about 155.3415845155.

The spelling of 3748549 in words is "three million, seven hundred forty-eight thousand, five hundred forty-nine".