5247720 has 128 divisors (see below), whose sum is σ = 18057600. Its totient is φ = 1354752.

The previous prime is 5247709. The next prime is 5247757. The reversal of 5247720 is 277425.

5247720 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46384 + ... + 46496.

It is an arithmetic number, because the mean of its divisors is an integer number (141075).

Almost surely, 2^5247720 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 5247720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9028800).

5247720 is an abundant number, since it is smaller than the sum of its proper divisors (12809880).

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

5247720 is a wasteful number, since it uses less digits than its factorization.

5247720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 5247720 is about 2290.7902566582. The cubic root of 5247720 is about 173.7761687894.

The spelling of 5247720 in words is "five million, two hundred forty-seven thousand, seven hundred twenty".