3609340 has 72 divisors (see below), whose sum is σ = 9192960. Its totient is φ = 1185408.

The previous prime is 3609337. The next prime is 3609349. The reversal of 3609340 is 439063.

3609340 = T₁₄₄ + T₁₄₅ + ... + T₂₉₀.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3609349) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 28357 + ... + 28483.

It is an arithmetic number, because the mean of its divisors is an integer number (127680).

Almost surely, 2^3609340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3609340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4596480).

3609340 is an abundant number, since it is smaller than the sum of its proper divisors (5583620).

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

3609340 is a wasteful number, since it uses less digits than its factorization.

3609340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179 (or 170 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 3609340 is about 1899.8263078503. The cubic root of 3609340 is about 153.3943151683.

The spelling of 3609340 in words is "three million, six hundred nine thousand, three hundred forty".