4289644 has 24 divisors (see below), whose sum is σ = 8013600. Its totient is φ = 2002176.

The previous prime is 4289639. The next prime is 4289647. The reversal of 4289644 is 4469824.

It is not an unprimeable number, because it can be changed into a prime (4289647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13374 + ... + 13690.

It is an arithmetic number, because the mean of its divisors is an integer number (333900).

Almost surely, 2^4289644 is an apocalyptic number.

It is an amenable number.

4289644 is a deficient number, since it is larger than the sum of its proper divisors (3723956).

4289644 is a wasteful number, since it uses less digits than its factorization.

4289644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 535 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 4289644 is about 2071.1455767280. The cubic root of 4289644 is about 162.4826837564.

The spelling of 4289644 in words is "four million, two hundred eighty-nine thousand, six hundred forty-four".