6720604 has 24 divisors (see below), whose sum is σ = 13507200. Its totient is φ = 2893680.

The previous prime is 6720601. The next prime is 6720607. The reversal of 6720604 is 4060276.

It is an interprime number because it is at equal distance from previous prime (6720601) and next prime (6720607).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6720601) 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, 3184 + ... + 4855.

It is an arithmetic number, because the mean of its divisors is an integer number (562800).

Almost surely, 2^6720604 is an apocalyptic number.

It is an amenable number.

6720604 is an abundant number, since it is smaller than the sum of its proper divisors (6786596).

6720604 is a wasteful number, since it uses less digits than its factorization.

6720604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8073 (or 8071 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 6720604 is about 2592.4127757747. The cubic root of 6720604 is about 188.7134127877.

The spelling of 6720604 in words is "six million, seven hundred twenty thousand, six hundred four".