3449872 has 10 divisors (see below), whose sum is σ = 6684158. Its totient is φ = 1724928.

The previous prime is 3449821. The next prime is 3449879. The reversal of 3449872 is 2789443.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1971216 + 1478656 = 1404^2 + 1216^2 .

It is not an unprimeable number, because it can be changed into a prime (3449879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107793 + ... + 107824.

Almost surely, 2^3449872 is an apocalyptic number.

It is an amenable number.

3449872 is a deficient number, since it is larger than the sum of its proper divisors (3234286).

3449872 is a wasteful number, since it uses less digits than its factorization.

3449872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215625 (or 215619 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 3449872 is about 1857.3831053393. The cubic root of 3449872 is about 151.1011120514.

The spelling of 3449872 in words is "three million, four hundred forty-nine thousand, eight hundred seventy-two".