6720264 has 24 divisors (see below), whose sum is σ = 18200910. Its totient is φ = 2240064.

The previous prime is 6720251. The next prime is 6720271. The reversal of 6720264 is 4620276.

It can be written as a sum of positive squares in only one way, i.e., 5963364 + 756900 = 2442^2 + 870^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46597 + ... + 46740.

Almost surely, 2^6720264 is an apocalyptic number.

It is an amenable number.

6720264 is an abundant number, since it is smaller than the sum of its proper divisors (11480646).

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

6720264 is a wasteful number, since it uses less digits than its factorization.

6720264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93349 (or 93342 counting only the distinct ones).

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

The square root of 6720264 is about 2592.3471989685. The cubic root of 6720264 is about 188.7102303533.

The spelling of 6720264 in words is "six million, seven hundred twenty thousand, two hundred sixty-four".