6669992 has 16 divisors (see below), whose sum is σ = 14292960. Its totient is φ = 2858544.

The previous prime is 6669983. The next prime is 6670019. The reversal of 6669992 is 2999666.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 59498 + ... + 59609.

It is an arithmetic number, because the mean of its divisors is an integer number (893310).

Almost surely, 2^6669992 is an apocalyptic number.

It is an amenable number.

6669992 is an abundant number, since it is smaller than the sum of its proper divisors (7622968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6669992 is a wasteful number, since it uses less digits than its factorization.

6669992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119120 (or 119116 counting only the distinct ones).

The product of its digits is 314928, while the sum is 47.

The square root of 6669992 is about 2582.6327652223. The cubic root of 6669992 is about 188.2384931595.

The spelling of 6669992 in words is "six million, six hundred sixty-nine thousand, nine hundred ninety-two".