6993404 has 12 divisors (see below), whose sum is σ = 13351128. Its totient is φ = 3178800.

The previous prime is 6993401. The next prime is 6993421. The reversal of 6993404 is 4043996.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6993401) 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, 79427 + ... + 79514.

It is an arithmetic number, because the mean of its divisors is an integer number (1112594).

Almost surely, 2^6993404 is an apocalyptic number.

It is an amenable number.

6993404 is a deficient number, since it is larger than the sum of its proper divisors (6357724).

6993404 is a wasteful number, since it uses less digits than its factorization.

6993404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158956 (or 158954 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 6993404 is about 2644.5044904481. The cubic root of 6993404 is about 191.2330151376.

The spelling of 6993404 in words is "six million, nine hundred ninety-three thousand, four hundred four".