3448240 has 20 divisors (see below), whose sum is σ = 8017344. Its totient is φ = 1379264.

The previous prime is 3448189. The next prime is 3448243. The reversal of 3448240 is 428443.

3448240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (3448243) 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 3 ways as a sum of consecutive naturals, for example, 21472 + ... + 21631.

Almost surely, 2^3448240 is an apocalyptic number.

It is an amenable number.

3448240 is an abundant number, since it is smaller than the sum of its proper divisors (4569104).

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

3448240 is a wasteful number, since it uses less digits than its factorization.

3448240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43116 (or 43110 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 3448240 is about 1856.9437255878. The cubic root of 3448240 is about 151.0772816107.

The spelling of 3448240 in words is "three million, four hundred forty-eight thousand, two hundred forty".