6598428 has 48 divisors (see below), whose sum is σ = 16222080. Its totient is φ = 2084544.

The previous prime is 6598421. The next prime is 6598429. The reversal of 6598428 is 8248956.

6598428 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (138240) is a multiple of the sum of its prime divisors (384).

It is a self number, because there is not a number n which added to its sum of digits gives 6598428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6598421) 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, 23175 + ... + 23457.

It is an arithmetic number, because the mean of its divisors is an integer number (337960).

Almost surely, 2^6598428 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 6598428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8111040).

6598428 is an abundant number, since it is smaller than the sum of its proper divisors (9623652).

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

6598428 is a wasteful number, since it uses less digits than its factorization.

6598428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386 (or 384 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 6598428 is about 2568.7405474279. The cubic root of 6598428 is about 187.5628518180.

The spelling of 6598428 in words is "six million, five hundred ninety-eight thousand, four hundred twenty-eight".