5043644 has 6 divisors (see below), whose sum is σ = 8826384. Its totient is φ = 2521820.

The previous prime is 5043641. The next prime is 5043653. The reversal of 5043644 is 4463405.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5043641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630452 + ... + 630459.

It is an arithmetic number, because the mean of its divisors is an integer number (1471064).

Almost surely, 2^5043644 is an apocalyptic number.

It is an amenable number.

5043644 is a deficient number, since it is larger than the sum of its proper divisors (3782740).

5043644 is a wasteful number, since it uses less digits than its factorization.

5043644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260915 (or 1260913 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 5043644 is about 2245.8058687251. The cubic root of 5043644 is about 171.4936886219.

The spelling of 5043644 in words is "five million, forty-three thousand, six hundred forty-four".