6673086921 has 8 divisors (see below), whose sum is σ = 8900947264. Its totient is φ = 4446975600.

The previous prime is 6673086911. The next prime is 6673086923. The reversal of 6673086921 is 1296803766.

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

It is not a de Polignac number, because 6673086921 - 2¹⁵ = 6673054153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6673086923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428326 + ... + 443631.

It is an arithmetic number, because the mean of its divisors is an integer number (1112618408).

Almost surely, 2^6673086921 is an apocalyptic number.

It is an amenable number.

6673086921 is a deficient number, since it is larger than the sum of its proper divisors (2227860343).

6673086921 is a wasteful number, since it uses less digits than its factorization.

6673086921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874511.

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 6673086921 is about 81688.9644994965. The cubic root of 6673086921 is about 1882.6760329840.

The spelling of 6673086921 in words is "six billion, six hundred seventy-three million, eighty-six thousand, nine hundred twenty-one".