5666670 has 48 divisors (see below), whose sum is σ = 14938560. Its totient is φ = 1490112.

The previous prime is 5666641. The next prime is 5666677. The reversal of 5666670 is 766665.

It is a super-2 number, since 2×5666670² = 64222297777800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666677) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6712 + ... + 7508.

It is an arithmetic number, because the mean of its divisors is an integer number (311220).

Almost surely, 2^5666670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5666670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7469280).

5666670 is an abundant number, since it is smaller than the sum of its proper divisors (9271890).

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

5666670 is a wasteful number, since it uses less digits than its factorization.

5666670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 5666670 is about 2380.4768429876. The cubic root of 5666670 is about 178.2827429987.

It can be divided in two parts, 5666 and 670, that added together give a palindrome (6336).

The spelling of 5666670 in words is "five million, six hundred sixty-six thousand, six hundred seventy".