4489656 has 16 divisors (see below), whose sum is σ = 11224200. Its totient is φ = 1496544.

The previous prime is 4489651. The next prime is 4489663. The reversal of 4489656 is 6569844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4489651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93511 + ... + 93558.

Almost surely, 2^4489656 is an apocalyptic number.

It is an amenable number.

4489656 is an abundant number, since it is smaller than the sum of its proper divisors (6734544).

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

4489656 is a wasteful number, since it uses less digits than its factorization.

4489656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187078 (or 187074 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 4489656 is about 2118.8808366683. The cubic root of 4489656 is about 164.9697648916.

The spelling of 4489656 in words is "four million, four hundred eighty-nine thousand, six hundred fifty-six".