3419440 has 20 divisors (see below), whose sum is σ = 7950384. Its totient is φ = 1367744.

The previous prime is 3419413. The next prime is 3419443. The reversal of 3419440 is 449143.

It is a happy number.

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 (3419443) 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, 21292 + ... + 21451.

Almost surely, 2^3419440 is an apocalyptic number.

It is an amenable number.

3419440 is an abundant number, since it is smaller than the sum of its proper divisors (4530944).

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

3419440 is a wasteful number, since it uses less digits than its factorization.

3419440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42756 (or 42750 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3419440 is about 1849.1727880325. The cubic root of 3419440 is about 150.6555016483.

The spelling of 3419440 in words is "three million, four hundred nineteen thousand, four hundred forty".