5478720 has 112 divisors (see below), whose sum is σ = 18775680. Its totient is φ = 1345536.

The previous prime is 5478719. The next prime is 5478731. The reversal of 5478720 is 278745.

It is a congruent number.

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, 12261 + ... + 12699.

It is an arithmetic number, because the mean of its divisors is an integer number (167640).

Almost surely, 2^5478720 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 5478720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9387840).

5478720 is an abundant number, since it is smaller than the sum of its proper divisors (13296960).

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

5478720 is a wasteful number, since it uses less digits than its factorization.

5478720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 33.

The square root of 5478720 is about 2340.6665717270. Note that the first 3 decimals coincide. The cubic root of 5478720 is about 176.2894685514.

The spelling of 5478720 in words is "five million, four hundred seventy-eight thousand, seven hundred twenty".