3613944 has 32 divisors (see below), whose sum is σ = 9429120. Its totient is φ = 1152096.

The previous prime is 3613931. The next prime is 3613957. The reversal of 3613944 is 4493163.

It is an interprime number because it is at equal distance from previous prime (3613931) and next prime (3613957).

It is a d-powerful number, because it can be written as 3¹¹ + 6⁸ + 1 + 3¹¹ + 9⁶ + 4² + 4¹⁰ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2722 + ... + 3825.

It is an arithmetic number, because the mean of its divisors is an integer number (294660).

Almost surely, 2^3613944 is an apocalyptic number.

It is an amenable number.

3613944 is an abundant number, since it is smaller than the sum of its proper divisors (5815176).

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

3613944 is a wasteful number, since it uses less digits than its factorization.

3613944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6579 (or 6575 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 3613944 is about 1901.0376114112. The cubic root of 3613944 is about 153.4595096690.

The spelling of 3613944 in words is "three million, six hundred thirteen thousand, nine hundred forty-four".