6612920 has 32 divisors (see below), whose sum is σ = 15361920. Its totient is φ = 2559360.

The previous prime is 6612919. The next prime is 6612929. The reversal of 6612920 is 292166.

It is a self number, because there is not a number n which added to its sum of digits gives 6612920.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6612929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1427 + ... + 3906.

It is an arithmetic number, because the mean of its divisors is an integer number (480060).

Almost surely, 2^6612920 is an apocalyptic number.

It is an amenable number.

6612920 is an abundant number, since it is smaller than the sum of its proper divisors (8749000).

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

6612920 is a wasteful number, since it uses less digits than its factorization.

6612920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5375 (or 5371 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 6612920 is about 2571.5598379194. The cubic root of 6612920 is about 187.7000649706.

The spelling of 6612920 in words is "six million, six hundred twelve thousand, nine hundred twenty".