5681466 has 48 divisors (see below), whose sum is σ = 14299584. Its totient is φ = 1596672.

The previous prime is 5681453. The next prime is 5681471. The reversal of 5681466 is 6641865.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5681466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8106 + ... + 8778.

It is an arithmetic number, because the mean of its divisors is an integer number (297908).

Almost surely, 2^5681466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5681466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7149792).

5681466 is an abundant number, since it is smaller than the sum of its proper divisors (8618118).

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

5681466 is a wasteful number, since it uses less digits than its factorization.

5681466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755 (or 752 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 5681466 is about 2383.5825976878. The cubic root of 5681466 is about 178.4377769612.

The spelling of 5681466 in words is "five million, six hundred eighty-one thousand, four hundred sixty-six".