6602240 has 40 divisors (see below), whose sum is σ = 15836040. Its totient is φ = 2639872.

The previous prime is 6602237. The next prime is 6602257. The reversal of 6602240 is 422066.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1271 + ... + 3849.

It is an arithmetic number, because the mean of its divisors is an integer number (395901).

Almost surely, 2^6602240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6602240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7918020).

6602240 is an abundant number, since it is smaller than the sum of its proper divisors (9233800).

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

6602240 is an equidigital number, since it uses as much as digits as its factorization.

6602240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602 (or 2586 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 6602240 is about 2569.4824381575. The cubic root of 6602240 is about 187.5989640531.

The spelling of 6602240 in words is "six million, six hundred two thousand, two hundred forty".