6866146 has 16 divisors (see below), whose sum is σ = 11818944. Its totient is φ = 2930544.

The previous prime is 6866143. The next prime is 6866149. The reversal of 6866146 is 6416686.

It is an interprime number because it is at equal distance from previous prime (6866143) and next prime (6866149).

It is not an unprimeable number, because it can be changed into a prime (6866143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3096 + ... + 4828.

It is an arithmetic number, because the mean of its divisors is an integer number (738684).

Almost surely, 2^6866146 is an apocalyptic number.

6866146 is a deficient number, since it is larger than the sum of its proper divisors (4952798).

6866146 is a wasteful number, since it uses less digits than its factorization.

6866146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025.

The product of its digits is 41472, while the sum is 37.

The square root of 6866146 is about 2620.3331849213. Note that the first 3 decimals coincide. The cubic root of 6866146 is about 190.0659604780.

The spelling of 6866146 in words is "six million, eight hundred sixty-six thousand, one hundred forty-six".