6898320 has 240 divisors, whose sum is σ = 27623232. Its totient is φ = 1520640.

The previous prime is 6898319. The next prime is 6898327. The reversal of 6898320 is 238986.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6898327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102927 + ... + 102993.

Almost surely, 2^6898320 is an apocalyptic number.

6898320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6898320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13811616).

6898320 is an abundant number, since it is smaller than the sum of its proper divisors (20724912).

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

6898320 is a wasteful number, since it uses less digits than its factorization.

6898320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 6898320 is about 2626.4653053105. The cubic root of 6898320 is about 190.3623739882.

It can be divided in two parts, 689 and 8320, that added together give a palindrome (9009).

The spelling of 6898320 in words is "six million, eight hundred ninety-eight thousand, three hundred twenty".