6722604 has 108 divisors (see below), whose sum is σ = 20499024. Its totient is φ = 1850688.

The previous prime is 6722603. The next prime is 6722623. The reversal of 6722604 is 4062276.

It is not an unprimeable number, because it can be changed into a prime (6722603) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 65217 + ... + 65319.

Almost surely, 2^6722604 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 6722604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10249512).

6722604 is an abundant number, since it is smaller than the sum of its proper divisors (13776420).

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

6722604 is a wasteful number, since it uses less digits than its factorization.

6722604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 6722604 is about 2592.7984881205. The cubic root of 6722604 is about 188.7321308172.

The spelling of 6722604 in words is "six million, seven hundred twenty-two thousand, six hundred four".