6669692 has 6 divisors (see below), whose sum is σ = 11671968. Its totient is φ = 3334844.

The previous prime is 6669683. The next prime is 6669697. The reversal of 6669692 is 2969666.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6669697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 833708 + ... + 833715.

It is an arithmetic number, because the mean of its divisors is an integer number (1945328).

Almost surely, 2^6669692 is an apocalyptic number.

It is an amenable number.

6669692 is a deficient number, since it is larger than the sum of its proper divisors (5002276).

6669692 is a wasteful number, since it uses less digits than its factorization.

6669692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667427 (or 1667425 counting only the distinct ones).

The product of its digits is 209952, while the sum is 44.

The square root of 6669692 is about 2582.5746843025. The cubic root of 6669692 is about 188.2356709475.

The spelling of 6669692 in words is "six million, six hundred sixty-nine thousand, six hundred ninety-two".