5666850 has 108 divisors (see below), whose sum is σ = 17779554. Its totient is φ = 1290240.

The previous prime is 5666849. The next prime is 5666873. The reversal of 5666850 is 586665.

It can be written as a sum of positive squares in 3 ways, for example, as 5433561 + 233289 = 2331^2 + 483^2 .

It is a super-2 number, since 2×5666850² = 64226377845000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 21922 + ... + 22178.

Almost surely, 2^5666850 is an apocalyptic number.

5666850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5666850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8889777).

5666850 is an abundant number, since it is smaller than the sum of its proper divisors (12112704).

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

5666850 is a wasteful number, since it uses less digits than its factorization.

5666850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 274 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 5666850 is about 2380.5146502385. The cubic root of 5666850 is about 178.2846306772.

The spelling of 5666850 in words is "five million, six hundred sixty-six thousand, eight hundred fifty".