6900404 has 24 divisors (see below), whose sum is σ = 14038080. Its totient is φ = 2906496.

The previous prime is 6900403. The next prime is 6900407. The reversal of 6900404 is 4040096.

It is a self number, because there is not a number n which added to its sum of digits gives 6900404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6900403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437 + ... + 3740.

It is an arithmetic number, because the mean of its divisors is an integer number (584920).

Almost surely, 2^6900404 is an apocalyptic number.

It is an amenable number.

6900404 is an abundant number, since it is smaller than the sum of its proper divisors (7137676).

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

6900404 is a wasteful number, since it uses less digits than its factorization.

6900404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4247 (or 4245 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 6900404 is about 2626.8620062729. The cubic root of 6900404 is about 190.3815417104.

The spelling of 6900404 in words is "six million, nine hundred thousand, four hundred four".