4494784 has 56 divisors (see below), whose sum is σ = 10403840. Its totient is φ = 1886976.

The previous prime is 4494781. The next prime is 4494793. The reversal of 4494784 is 4874944.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4494781) 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, 35329 + ... + 35455.

Almost surely, 2^4494784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4494784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5201920).

4494784 is an abundant number, since it is smaller than the sum of its proper divisors (5909056).

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

4494784 is a wasteful number, since it uses less digits than its factorization.

4494784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 215 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 4494784 is about 2120.0905641033. The cubic root of 4494784 is about 165.0325494402.

The spelling of 4494784 in words is "four million, four hundred ninety-four thousand, seven hundred eighty-four".