6673840 has 20 divisors (see below), whose sum is σ = 15516864. Its totient is φ = 2669504.

The previous prime is 6673789. The next prime is 6673847. The reversal of 6673840 is 483766.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 6673796 and 6673805.

It is not an unprimeable number, because it can be changed into a prime (6673847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41632 + ... + 41791.

Almost surely, 2^6673840 is an apocalyptic number.

It is an amenable number.

6673840 is an abundant number, since it is smaller than the sum of its proper divisors (8843024).

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

6673840 is a wasteful number, since it uses less digits than its factorization.

6673840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83436 (or 83430 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 6673840 is about 2583.3776340288. The cubic root of 6673840 is about 188.2746852305.

The spelling of 6673840 in words is "six million, six hundred seventy-three thousand, eight hundred forty".