6564072 has 16 divisors (see below), whose sum is σ = 16410240. Its totient is φ = 2188016.

The previous prime is 6564071. The next prime is 6564073. The reversal of 6564072 is 2704656.

It is an interprime number because it is at equal distance from previous prime (6564071) and next prime (6564073).

It is not an unprimeable number, because it can be changed into a prime (6564071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136728 + ... + 136775.

It is an arithmetic number, because the mean of its divisors is an integer number (1025640).

Almost surely, 2^6564072 is an apocalyptic number.

It is an amenable number.

6564072 is an abundant number, since it is smaller than the sum of its proper divisors (9846168).

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

6564072 is a wasteful number, since it uses less digits than its factorization.

6564072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273512 (or 273508 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 6564072 is about 2562.0444961007. The cubic root of 6564072 is about 187.2367577027.

The spelling of 6564072 in words is "six million, five hundred sixty-four thousand, seventy-two".