4748544 has 90 divisors (see below), whose sum is σ = 14221130. Its totient is φ = 1575936.

The previous prime is 4748531. The next prime is 4748563. The reversal of 4748544 is 4458474.

It can be written as a sum of positive squares in only one way, i.e., 4665600 + 82944 = 2160^2 + 288^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4748499 and 4748508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20622 + ... + 20850.

Almost surely, 2^4748544 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 4748544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7110565).

4748544 is an abundant number, since it is smaller than the sum of its proper divisors (9472586).

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

4748544 is an equidigital number, since it uses as much as digits as its factorization.

4748544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 234 counting only the distinct ones).

The product of its digits is 71680, while the sum is 36.

The square root of 4748544 is about 2179.1154168607. The cubic root of 4748544 is about 168.0815930191.

The spelling of 4748544 in words is "four million, seven hundred forty-eight thousand, five hundred forty-four".