4505844 has 72 divisors (see below), whose sum is σ = 12512640. Its totient is φ = 1257984.

The previous prime is 4505807. The next prime is 4505849. The reversal of 4505844 is 4485054.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4505849) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46404 + ... + 46500.

Almost surely, 2^4505844 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 4505844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6256320).

4505844 is an abundant number, since it is smaller than the sum of its proper divisors (8006796).

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

4505844 is a wasteful number, since it uses less digits than its factorization.

4505844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 4505844 is about 2122.6973406494. The cubic root of 4505844 is about 165.1677999101.

The spelling of 4505844 in words is "four million, five hundred five thousand, eight hundred forty-four".