6598040 has 64 divisors (see below), whose sum is σ = 16277760. Its totient is φ = 2396160.

The previous prime is 6598021. The next prime is 6598063. The reversal of 6598040 is 408956.

It is a junction number, because it is equal to n+sod(n) for n = 6597988 and 6598006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20924 + ... + 21236.

It is an arithmetic number, because the mean of its divisors is an integer number (254340).

Almost surely, 2^6598040 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 6598040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8138880).

6598040 is an abundant number, since it is smaller than the sum of its proper divisors (9679720).

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

6598040 is a wasteful number, since it uses less digits than its factorization.

6598040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 368 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 6598040 is about 2568.6650229253. The cubic root of 6598040 is about 187.5591753962.

The spelling of 6598040 in words is "six million, five hundred ninety-eight thousand, forty".