4111644 has 48 divisors (see below), whose sum is σ = 10061856. Its totient is φ = 1305600.

The previous prime is 4111643. The next prime is 4111663. The reversal of 4111644 is 4461114.

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 4111644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4111643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29944 + ... + 30080.

It is an arithmetic number, because the mean of its divisors is an integer number (209622).

Almost surely, 2^4111644 is an apocalyptic number.

It is an amenable number.

4111644 is an abundant number, since it is smaller than the sum of its proper divisors (5950212).

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

4111644 is a wasteful number, since it uses less digits than its factorization.

4111644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 244 counting only the distinct ones).

The product of its digits is 384, while the sum is 21.

The square root of 4111644 is about 2027.7189154318. The cubic root of 4111644 is about 160.2034391353.

Adding to 4111644 its reverse (4461114), we get a palindrome (8572758).

It can be divided in two parts, 411 and 1644, that multiplied together give a square (675684 = 822²).

The spelling of 4111644 in words is "four million, one hundred eleven thousand, six hundred forty-four".