3549542 has 16 divisors (see below), whose sum is σ = 5799600. Its totient is φ = 1622880.

The previous prime is 3549517. The next prime is 3549547. The reversal of 3549542 is 2459453.

It is a happy number.

3549542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 3¹³ + 5 + 4² + 9 + 5⁹ + 4² + 2¹¹ .

It is a junction number, because it is equal to n+sod(n) for n = 3549499 and 3549508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3549547) 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 7 ways as a sum of consecutive naturals, for example, 509 + ... + 2712.

It is an arithmetic number, because the mean of its divisors is an integer number (362475).

Almost surely, 2^3549542 is an apocalyptic number.

3549542 is a deficient number, since it is larger than the sum of its proper divisors (2250058).

3549542 is a wasteful number, since it uses less digits than its factorization.

3549542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271.

The product of its digits is 21600, while the sum is 32.

The square root of 3549542 is about 1884.0228236409. The cubic root of 3549542 is about 152.5424695834.

The spelling of 3549542 in words is "three million, five hundred forty-nine thousand, five hundred forty-two".