6898340 has 12 divisors (see below), whose sum is σ = 14486556. Its totient is φ = 2759328.

The previous prime is 6898327. The next prime is 6898357. The reversal of 6898340 is 438986.

It can be written as a sum of positive squares in 2 ways, for example, as 5134756 + 1763584 = 2266^2 + 1328^2 .

It is a d-powerful number, because it can be written as 6⁴ + 8³ + 9⁷ + 8⁷ + 3³ + 4⁷ + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 6898294 and 6898303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172439 + ... + 172478.

It is an arithmetic number, because the mean of its divisors is an integer number (1207213).

Almost surely, 2^6898340 is an apocalyptic number.

It is an amenable number.

6898340 is an abundant number, since it is smaller than the sum of its proper divisors (7588216).

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

6898340 is a wasteful number, since it uses less digits than its factorization.

6898340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344926 (or 344924 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 6898340 is about 2626.4691127063. The cubic root of 6898340 is about 190.3625579578.

The spelling of 6898340 in words is "six million, eight hundred ninety-eight thousand, three hundred forty".