3549506 has 8 divisors (see below), whose sum is σ = 5334924. Its totient is φ = 1771200.

The previous prime is 3549473. The next prime is 3549509. The reversal of 3549506 is 6059453.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3115225 + 434281 = 1765^2 + 659^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3549509) 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, 275 + ... + 2678.

Almost surely, 2^3549506 is an apocalyptic number.

3549506 is a deficient number, since it is larger than the sum of its proper divisors (1785418).

3549506 is a wasteful number, since it uses less digits than its factorization.

3549506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 3549506 is about 1884.0132695923. The cubic root of 3549506 is about 152.5419538786.

The spelling of 3549506 in words is "three million, five hundred forty-nine thousand, five hundred six".