3749543 has 16 divisors (see below), whose sum is σ = 4552704. Its totient is φ = 3019680.

The previous prime is 3749533. The next prime is 3749549. The reversal of 3749543 is 3459473.

It is a cyclic number.

It is not a de Polignac number, because 3749543 - 2⁴ = 3749527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3749549) 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 in 15 ways as a sum of consecutive naturals, for example, 7796 + ... + 8262.

It is an arithmetic number, because the mean of its divisors is an integer number (284544).

Almost surely, 2^3749543 is an apocalyptic number.

3749543 is a deficient number, since it is larger than the sum of its proper divisors (803161).

3749543 is a wasteful number, since it uses less digits than its factorization.

3749543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542.

The product of its digits is 45360, while the sum is 35.

The square root of 3749543 is about 1936.3736726159. The cubic root of 3749543 is about 155.3553139068.

The spelling of 3749543 in words is "three million, seven hundred forty-nine thousand, five hundred forty-three".