4642944 has 64 divisors (see below), whose sum is σ = 12558240. Its totient is φ = 1519616.

The previous prime is 4642927. The next prime is 4642949. The reversal of 4642944 is 4492464.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (4642949) 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, 41032 + ... + 41144.

Almost surely, 2^4642944 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 4642944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6279120).

4642944 is an abundant number, since it is smaller than the sum of its proper divisors (7915296).

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

4642944 is a wasteful number, since it uses less digits than its factorization.

4642944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 225 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 4642944 is about 2154.7491733378. The cubic root of 4642944 is about 166.8262861920.

The spelling of 4642944 in words is "four million, six hundred forty-two thousand, nine hundred forty-four".