6629992 has 16 divisors (see below), whose sum is σ = 12499200. Its totient is φ = 3296880.

The previous prime is 6629969. The next prime is 6630011. The reversal of 6629992 is 2999266.

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, 642 + ... + 3697.

It is an arithmetic number, because the mean of its divisors is an integer number (781200).

Almost surely, 2^6629992 is an apocalyptic number.

It is an amenable number.

6629992 is a deficient number, since it is larger than the sum of its proper divisors (5869208).

6629992 is a wasteful number, since it uses less digits than its factorization.

6629992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4536 (or 4532 counting only the distinct ones).

The product of its digits is 104976, while the sum is 43.

The square root of 6629992 is about 2574.8770844450. The cubic root of 6629992 is about 187.8614491467.

The spelling of 6629992 in words is "six million, six hundred twenty-nine thousand, nine hundred ninety-two".