3683520 has 84 divisors (see below), whose sum is σ = 12679680. Its totient is φ = 981504.

The previous prime is 3683503. The next prime is 3683527. The reversal of 3683520 is 253863.

It is not an unprimeable number, because it can be changed into a prime (3683527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2241 + ... + 3519.

Almost surely, 2^3683520 is an apocalyptic number.

3683520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3683520 is the 960-th decagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3683520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6339840).

3683520 is an abundant number, since it is smaller than the sum of its proper divisors (8996160).

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

3683520 is a wasteful number, since it uses less digits than its factorization.

3683520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302 (or 1289 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 3683520 is about 1919.2498534584. The cubic root of 3683520 is about 154.4380623318.

The spelling of 3683520 in words is "three million, six hundred eighty-three thousand, five hundred twenty".