6669873 has 12 divisors (see below), whose sum is σ = 11010688. Its totient is φ = 3811320.

The previous prime is 6669869. The next prime is 6669877. The reversal of 6669873 is 3789666.

It is an interprime number because it is at equal distance from previous prime (6669869) and next prime (6669877).

It is not a de Polignac number, because 6669873 - 2² = 6669869 is a prime.

It is a super-2 number, since 2×6669873² = 88974411672258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6669877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52873 + ... + 52998.

Almost surely, 2^6669873 is an apocalyptic number.

6669873 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

6669873 is a deficient number, since it is larger than the sum of its proper divisors (4340815).

6669873 is a wasteful number, since it uses less digits than its factorization.

6669873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105884 (or 105881 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 6669873 is about 2582.6097266138. The cubic root of 6669873 is about 188.2373736922.

The spelling of 6669873 in words is "six million, six hundred sixty-nine thousand, eight hundred seventy-three".