3549340 has 12 divisors (see below), whose sum is σ = 7453656. Its totient is φ = 1419728.

The previous prime is 3549331. The next prime is 3549341. The reversal of 3549340 is 439453.

It is a junction number, because it is equal to n+sod(n) for n = 3549299 and 3549308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3549341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88714 + ... + 88753.

It is an arithmetic number, because the mean of its divisors is an integer number (621138).

Almost surely, 2^3549340 is an apocalyptic number.

It is an amenable number.

3549340 is an abundant number, since it is smaller than the sum of its proper divisors (3904316).

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

3549340 is a wasteful number, since it uses less digits than its factorization.

3549340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177476 (or 177474 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 3549340 is about 1883.9692141858. The cubic root of 3549340 is about 152.5395758614.

It can be divided in two parts, 3 and 549340, that multiplied together give a triangular number (1648020 = T₁₈₁₅).

The spelling of 3549340 in words is "three million, five hundred forty-nine thousand, three hundred forty".