6699954 has 8 divisors (see below), whose sum is σ = 13399920. Its totient is φ = 2233316.

The previous prime is 6699949. The next prime is 6699961. The reversal of 6699954 is 4599966.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

6699954 is an admirable number.

It is an Ulam number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 558324 + ... + 558335.

It is an arithmetic number, because the mean of its divisors is an integer number (1674990).

Almost surely, 2^6699954 is an apocalyptic number.

6699954 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6699954 is a wasteful number, since it uses less digits than its factorization.

6699954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116664.

The product of its digits is 524880, while the sum is 48.

The square root of 6699954 is about 2588.4269354185. The cubic root of 6699954 is about 188.5199316615.

The spelling of 6699954 in words is "six million, six hundred ninety-nine thousand, nine hundred fifty-four".