6607920 has 80 divisors (see below), whose sum is σ = 22355712. Its totient is φ = 1601280.

The previous prime is 6607919. The next prime is 6607949. The reversal of 6607920 is 297066.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1389 + ... + 3891.

Almost surely, 2^6607920 is an apocalyptic number.

6607920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6607920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11177856).

6607920 is an abundant number, since it is smaller than the sum of its proper divisors (15747792).

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

6607920 is a wasteful number, since it uses less digits than its factorization.

6607920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530 (or 2524 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 6607920 is about 2570.5874814913. The cubic root of 6607920 is about 187.6527466425.

The spelling of 6607920 in words is "six million, six hundred seven thousand, nine hundred twenty".