5998720 has 128 divisors (see below), whose sum is σ = 17821440. Its totient is φ = 1880064.

The previous prime is 5998709. The next prime is 5998721. The reversal of 5998720 is 278995.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (5998721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58189 + ... + 58291.

It is an arithmetic number, because the mean of its divisors is an integer number (139230).

Almost surely, 2^5998720 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 5998720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8910720).

5998720 is an abundant number, since it is smaller than the sum of its proper divisors (11822720).

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

5998720 is a wasteful number, since it uses less digits than its factorization.

5998720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 5998720 is about 2449.2284499409. The cubic root of 5998720 is about 181.6991366178.

The spelling of 5998720 in words is "five million, nine hundred ninety-eight thousand, seven hundred twenty".