6658072 has 32 divisors (see below), whose sum is σ = 13063680. Its totient is φ = 3178240.

The previous prime is 6658051. The next prime is 6658079. The reversal of 6658072 is 2708566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6658079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17193 + ... + 17575.

It is an arithmetic number, because the mean of its divisors is an integer number (408240).

Almost surely, 2^6658072 is an apocalyptic number.

It is an amenable number.

6658072 is a deficient number, since it is larger than the sum of its proper divisors (6405608).

6658072 is a wasteful number, since it uses less digits than its factorization.

6658072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 479 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 6658072 is about 2580.3240106622. The cubic root of 6658072 is about 188.1262920850.

The spelling of 6658072 in words is "six million, six hundred fifty-eight thousand, seventy-two".