6673990 has 16 divisors (see below), whose sum is σ = 12401280. Its totient is φ = 2583360.

The previous prime is 6673981. The next prime is 6673991. The reversal of 6673990 is 993766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6673991) 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, 10455 + ... + 11074.

It is an arithmetic number, because the mean of its divisors is an integer number (775080).

Almost surely, 2^6673990 is an apocalyptic number.

6673990 is a deficient number, since it is larger than the sum of its proper divisors (5727290).

6673990 is a wasteful number, since it uses less digits than its factorization.

6673990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21567.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 6673990 is about 2583.4066656258. The cubic root of 6673990 is about 188.2760957623.

The spelling of 6673990 in words is "six million, six hundred seventy-three thousand, nine hundred ninety".