3549546 has 96 divisors (see below), whose sum is σ = 10378368. Its totient is φ = 846720.

The previous prime is 3549517. The next prime is 3549547. The reversal of 3549546 is 6459453.

It is a happy number.

3549546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3549546² = 25198553612232, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹² + 5 + 4⁷ + 9 + 5⁹ + 4¹⁰ + 6 .

It is a self number, because there is not a number n which added to its sum of digits gives 3549546.

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 47 ways as a sum of consecutive naturals, for example, 17920 + ... + 18116.

It is an arithmetic number, because the mean of its divisors is an integer number (108108).

Almost surely, 2^3549546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3549546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5189184).

3549546 is an abundant number, since it is smaller than the sum of its proper divisors (6828822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3549546 is a wasteful number, since it uses less digits than its factorization.

3549546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236 (or 233 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 3549546 is about 1884.0238851989. The cubic root of 3549546 is about 152.5425268837.

It can be divided in two parts, 3549 and 546, that added together give a triangular number (4095 = T₉₀).

The spelling of 3549546 in words is "three million, five hundred forty-nine thousand, five hundred forty-six".