3603540 has 96 divisors (see below), whose sum is σ = 11088000. Its totient is φ = 870912.

The previous prime is 3603539. The next prime is 3603547. The reversal of 3603540 is 453063.

3603540 = T₁₈₉ + T₁₉₀ + ... + T₃₀₄.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3603547) 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 31 ways as a sum of consecutive naturals, for example, 33006 + ... + 33114.

It is an arithmetic number, because the mean of its divisors is an integer number (115500).

Almost surely, 2^3603540 is an apocalyptic number.

3603540 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 3603540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5544000).

3603540 is an abundant number, since it is smaller than the sum of its proper divisors (7484460).

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

3603540 is a wasteful number, since it uses less digits than its factorization.

3603540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3603540 is about 1898.2992387925. The cubic root of 3603540 is about 153.3121058621.

The spelling of 3603540 in words is "three million, six hundred three thousand, five hundred forty".