3613716 has 36 divisors (see below), whose sum is σ = 9385012. Its totient is φ = 1171584.

The previous prime is 3613703. The next prime is 3613717. The reversal of 3613716 is 6173163.

It can be written as a sum of positive squares in 2 ways, for example, as 3437316 + 176400 = 1854^2 + 420^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3613716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3613717) 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, 25 + ... + 2688.

Almost surely, 2^3613716 is an apocalyptic number.

3613716 is a gapful number since it is divisible by the number (36) 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 3613716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4692506).

3613716 is an abundant number, since it is smaller than the sum of its proper divisors (5771296).

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

3613716 is a wasteful number, since it uses less digits than its factorization.

3613716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760 (or 2755 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 3613716 is about 1900.9776432141. The cubic root of 3613716 is about 153.4562824003.

Adding to 3613716 its reverse (6173163), we get a palindrome (9786879).

The spelling of 3613716 in words is "three million, six hundred thirteen thousand, seven hundred sixteen".