3611916 has 72 divisors (see below), whose sum is σ = 11391744. Its totient is φ = 937440.

The previous prime is 3611893. The next prime is 3611941. The reversal of 3611916 is 6191163.

3611916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3611916.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2121 + ... + 3423.

Almost surely, 2^3611916 is an apocalyptic number.

3611916 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 3611916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5695872).

3611916 is an abundant number, since it is smaller than the sum of its proper divisors (7779828).

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

3611916 is a wasteful number, since it uses less digits than its factorization.

3611916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1331 (or 1326 counting only the distinct ones).

The product of its digits is 972, while the sum is 27.

The square root of 3611916 is about 1900.5041436419. The cubic root of 3611916 is about 153.4307991966.

The spelling of 3611916 in words is "three million, six hundred eleven thousand, nine hundred sixteen".