6840226 has 8 divisors (see below), whose sum is σ = 10293660. Its totient is φ = 3409008.

The previous prime is 6840221. The next prime is 6840241. The reversal of 6840226 is 6220486.

6840226 = T₂₈ + T₂₉ + ... + T₃₄₄.

It can be written as a sum of positive squares in 2 ways, for example, as 6255001 + 585225 = 2501^2 + 765^2 .

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 = 6840194 and 6840203.

It is not an unprimeable number, because it can be changed into a prime (6840221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4761 + ... + 6028.

Almost surely, 2^6840226 is an apocalyptic number.

6840226 is a deficient number, since it is larger than the sum of its proper divisors (3453434).

6840226 is a wasteful number, since it uses less digits than its factorization.

6840226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11108.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 6840226 is about 2615.3825723974. The cubic root of 6840226 is about 189.8264897961.

The spelling of 6840226 in words is "six million, eight hundred forty thousand, two hundred twenty-six".