3611844 has 48 divisors (see below), whose sum is σ = 9555840. Its totient is φ = 1179360.

The previous prime is 3611833. The next prime is 3611849. The reversal of 3611844 is 4481163.

3611844 is a `hidden beast` number, since 3 + 611 + 8 + 44 = 666.

3611844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3611849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5409 + ... + 6039.

It is an arithmetic number, because the mean of its divisors is an integer number (199080).

Almost surely, 2^3611844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3611844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4777920).

3611844 is an abundant number, since it is smaller than the sum of its proper divisors (5943996).

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

3611844 is a wasteful number, since it uses less digits than its factorization.

3611844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697 (or 689 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 3611844 is about 1900.4852012052. The cubic root of 3611844 is about 153.4297796924.

The spelling of 3611844 in words is "three million, six hundred eleven thousand, eight hundred forty-four".