5911660 has 48 divisors (see below), whose sum is σ = 13386240. Its totient is φ = 2185920.

The previous prime is 5911657. The next prime is 5911663. The reversal of 5911660 is 661195.

It is an interprime number because it is at equal distance from previous prime (5911657) and next prime (5911663).

It is not an unprimeable number, because it can be changed into a prime (5911663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17695 + ... + 18025.

It is an arithmetic number, because the mean of its divisors is an integer number (278880).

Almost surely, 2^5911660 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 5911660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6693120).

5911660 is an abundant number, since it is smaller than the sum of its proper divisors (7474580).

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

5911660 is a wasteful number, since it uses less digits than its factorization.

5911660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 5911660 is about 2431.3905486367. The cubic root of 5911660 is about 180.8158439531.

The spelling of 5911660 in words is "five million, nine hundred eleven thousand, six hundred sixty".