3440436 has 12 divisors (see below), whose sum is σ = 8027712. Its totient is φ = 1146808.

The previous prime is 3440429. The next prime is 3440491. The reversal of 3440436 is 6340443.

3440436 is digitally balanced in base 5, 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 (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143340 + ... + 143363.

It is an arithmetic number, because the mean of its divisors is an integer number (668976).

Almost surely, 2^3440436 is an apocalyptic number.

It is an amenable number.

3440436 is an abundant number, since it is smaller than the sum of its proper divisors (4587276).

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

3440436 is a wasteful number, since it uses less digits than its factorization.

3440436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286710 (or 286708 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 3440436 is about 1854.8412330979. The cubic root of 3440436 is about 150.9632236505.

Adding to 3440436 its reverse (6340443), we get a palindrome (9780879).

It can be divided in two parts, 34 and 40436, that added together give a triangular number (40470 = T₂₈₄).

The spelling of 3440436 in words is "three million, four hundred forty thousand, four hundred thirty-six".