6673646 has 16 divisors (see below), whose sum is σ = 11489280. Its totient is φ = 2847960.

The previous prime is 6673637. The next prime is 6673687. The reversal of 6673646 is 6463766.

It is a d-powerful number, because it can be written as 6² + 6⁶ + 7⁶ + 3¹⁴ + 6⁶ + 4³ + 6⁸ .

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2915 + ... + 4673.

It is an arithmetic number, because the mean of its divisors is an integer number (718080).

Almost surely, 2^6673646 is an apocalyptic number.

6673646 is a deficient number, since it is larger than the sum of its proper divisors (4815634).

6673646 is a wasteful number, since it uses less digits than its factorization.

6673646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039.

The product of its digits is 108864, while the sum is 38.

The square root of 6673646 is about 2583.3400860127. The cubic root of 6673646 is about 188.2728609113.

The spelling of 6673646 in words is "six million, six hundred seventy-three thousand, six hundred forty-six".