6840026 has 8 divisors (see below), whose sum is σ = 10591104. Its totient is φ = 3309660.

The previous prime is 6840017. The next prime is 6840049. The reversal of 6840026 is 6200486.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6839977 and 6840004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55100 + ... + 55223.

It is an arithmetic number, because the mean of its divisors is an integer number (1323888).

Almost surely, 2^6840026 is an apocalyptic number.

6840026 is a deficient number, since it is larger than the sum of its proper divisors (3751078).

6840026 is a wasteful number, since it uses less digits than its factorization.

6840026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110356.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 6840026 is about 2615.3443367939. The cubic root of 6840026 is about 189.8246396785.

The spelling of 6840026 in words is "six million, eight hundred forty thousand, twenty-six".