5600660 has 36 divisors (see below), whose sum is σ = 12743388. Its totient is φ = 2066688.

The previous prime is 5600659. The next prime is 5600671. The reversal of 5600660 is 660065.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1552516 + 4048144 = 1246^2 + 2012^2 .

5600660 is a modest number, since divided by 660 gives 560 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2552 + ... + 4208.

It is an arithmetic number, because the mean of its divisors is an integer number (353983).

Almost surely, 2^5600660 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 5600660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6371694).

5600660 is an abundant number, since it is smaller than the sum of its proper divisors (7142728).

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

5600660 is a wasteful number, since it uses less digits than its factorization.

5600660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692 (or 1677 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 5600660 is about 2366.5713595833. The cubic root of 5600660 is about 177.5877764631.

The spelling of 5600660 in words is "five million, six hundred thousand, six hundred sixty".