3440388 has 36 divisors (see below), whose sum is σ = 9339792. Its totient is φ = 982800.

The previous prime is 3440377. The next prime is 3440399. The reversal of 3440388 is 8830443.

3440388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3440377) and next prime (3440399).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2338 + ... + 3513.

Almost surely, 2^3440388 is an apocalyptic number.

It is an amenable number.

3440388 is an abundant number, since it is smaller than the sum of its proper divisors (5899404).

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

3440388 is a wasteful number, since it uses less digits than its factorization.

3440388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5872 (or 5863 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 3440388 is about 1854.8282939399. The cubic root of 3440388 is about 150.9625215817.

It can be divided in two parts, 3440 and 388, that added together give a triangular number (3828 = T₈₇).

The spelling of 3440388 in words is "three million, four hundred forty thousand, three hundred eighty-eight".