6904216 has 32 divisors (see below), whose sum is σ = 14345280. Its totient is φ = 3088800.

The previous prime is 6904207. The next prime is 6904217. The reversal of 6904216 is 6124096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6904217) 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, 5311 + ... + 6481.

It is an arithmetic number, because the mean of its divisors is an integer number (448290).

Almost surely, 2^6904216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6904216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7172640).

6904216 is an abundant number, since it is smaller than the sum of its proper divisors (7441064).

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

6904216 is a wasteful number, since it uses less digits than its factorization.

6904216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255 (or 1251 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 6904216 is about 2627.5874866501. The cubic root of 6904216 is about 190.4165928387.

The spelling of 6904216 in words is "six million, nine hundred four thousand, two hundred sixteen".