6842666 has 8 divisors (see below), whose sum is σ = 10618020. Its totient is φ = 3303328.

The previous prime is 6842651. The next prime is 6842681. The reversal of 6842666 is 6662486.

It is an interprime number because it is at equal distance from previous prime (6842651) and next prime (6842681).

It can be written as a sum of positive squares in 2 ways, for example, as 6145441 + 697225 = 2479^2 + 835^2 .

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

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, 58931 + ... + 59046.

Almost surely, 2^6842666 is an apocalyptic number.

6842666 is a deficient number, since it is larger than the sum of its proper divisors (3775354).

6842666 is a wasteful number, since it uses less digits than its factorization.

6842666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118008.

The product of its digits is 82944, while the sum is 38.

The square root of 6842666 is about 2615.8490017583. The cubic root of 6842666 is about 189.8490583279.

The spelling of 6842666 in words is "six million, eight hundred forty-two thousand, six hundred sixty-six".