3601720 has 32 divisors (see below), whose sum is σ = 8179200. Its totient is φ = 1427328.

The previous prime is 3601711. The next prime is 3601729. The reversal of 3601720 is 271063.

3601720 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3601711) and next prime (3601729).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3601729) 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 7 ways as a sum of consecutive naturals, for example, 4726 + ... + 5434.

It is an arithmetic number, because the mean of its divisors is an integer number (255600).

Almost surely, 2^3601720 is an apocalyptic number.

It is an amenable number.

3601720 is an abundant number, since it is smaller than the sum of its proper divisors (4577480).

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

3601720 is a wasteful number, since it uses less digits than its factorization.

3601720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 3601720 is about 1897.8198017725. The cubic root of 3601720 is about 153.2862909670.

Adding to 3601720 its reverse (271063), we get a palindrome (3872783).

It can be divided in two parts, 360 and 1720, that added together give a triangular number (2080 = T₆₄).

The spelling of 3601720 in words is "three million, six hundred one thousand, seven hundred twenty".