6899340 has 48 divisors (see below), whose sum is σ = 22079232. Its totient is φ = 1576896.

The previous prime is 6899339. The next prime is 6899351. The reversal of 6899340 is 439986.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7794 + ... + 8633.

It is an arithmetic number, because the mean of its divisors is an integer number (459984).

Almost surely, 2^6899340 is an apocalyptic number.

6899340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6899340 is an abundant number, since it is smaller than the sum of its proper divisors (15179892).

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

6899340 is a wasteful number, since it uses less digits than its factorization.

6899340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16446 (or 16444 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 6899340 is about 2626.6594754555. The cubic root of 6899340 is about 190.3717559851.

The spelling of 6899340 in words is "six million, eight hundred ninety-nine thousand, three hundred forty".