3605940 has 144 divisors (see below), whose sum is σ = 12475008. Its totient is φ = 836352.

The previous prime is 3605939. The next prime is 3605957. The reversal of 3605940 is 495063.

It is a happy number.

3605940 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

3605940 is a modest number, since divided by 5940 gives 360 as remainder.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 53787 + ... + 53853.

It is an arithmetic number, because the mean of its divisors is an integer number (86632).

Almost surely, 2^3605940 is an apocalyptic number.

3605940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3605940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6237504).

3605940 is an abundant number, since it is smaller than the sum of its proper divisors (8869068).

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

3605940 is a wasteful number, since it uses less digits than its factorization.

3605940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 3605940 is about 1898.9312783774. The cubic root of 3605940 is about 153.3461341970.

The spelling of 3605940 in words is "three million, six hundred five thousand, nine hundred forty".