5011644 has 24 divisors (see below), whose sum is σ = 12757248. Its totient is φ = 1518640.

The previous prime is 5011639. The next prime is 5011661. The reversal of 5011644 is 4461105.

It is a self number, because there is not a number n which added to its sum of digits gives 5011644.

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, 18852 + ... + 19115.

It is an arithmetic number, because the mean of its divisors is an integer number (531552).

Almost surely, 2^5011644 is an apocalyptic number.

It is an amenable number.

5011644 is an abundant number, since it is smaller than the sum of its proper divisors (7745604).

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

5011644 is a wasteful number, since it uses less digits than its factorization.

5011644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37985 (or 37983 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 5011644 is about 2238.6701409542. The cubic root of 5011644 is about 171.1302314922.

Adding to 5011644 its reverse (4461105), we get a palindrome (9472749).

It can be divided in two parts, 501 and 1644, that added together give a triangular number (2145 = T₆₅).

The spelling of 5011644 in words is "five million, eleven thousand, six hundred forty-four".