3549036 has 24 divisors (see below), whose sum is σ = 8369200. Its totient is φ = 1170432.

The previous prime is 3549019. The next prime is 3549037. The reversal of 3549036 is 6309453.

It is a happy number.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3³ + 5⁹ + 4⁴ + 9 + 0 + 3¹³ + 6⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 3548994 and 3549012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3549037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361 + ... + 2688.

Almost surely, 2^3549036 is an apocalyptic number.

It is an amenable number.

3549036 is an abundant number, since it is smaller than the sum of its proper divisors (4820164).

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

3549036 is a wasteful number, since it uses less digits than its factorization.

3549036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153 (or 3151 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 3549036 is about 1883.8885317343. Note that the first 3 decimals coincide. The cubic root of 3549036 is about 152.5352207461.

The spelling of 3549036 in words is "three million, five hundred forty-nine thousand, thirty-six".