5223720 has 64 divisors (see below), whose sum is σ = 15863040. Its totient is φ = 1376000.

The previous prime is 5223707. The next prime is 5223731. The reversal of 5223720 is 273225.

5223720 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11905 + ... + 12335.

It is an arithmetic number, because the mean of its divisors is an integer number (247860).

Almost surely, 2^5223720 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 5223720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7931520).

5223720 is an abundant number, since it is smaller than the sum of its proper divisors (10639320).

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

5223720 is a wasteful number, since it uses less digits than its factorization.

5223720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546 (or 542 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 5223720 is about 2285.5458866538. The cubic root of 5223720 is about 173.5108470713.

Adding to 5223720 its reverse (273225), we get a palindrome (5496945).

The spelling of 5223720 in words is "five million, two hundred twenty-three thousand, seven hundred twenty".