3481566 has 64 divisors (see below), whose sum is σ = 8398080. Its totient is φ = 949760.

The previous prime is 3481561. The next prime is 3481567. The reversal of 3481566 is 6651843.

It is a super-3 number, since 3×3481566³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

3481566 is a modest number, since divided by 1566 gives 348 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32485 + ... + 32591.

It is an arithmetic number, because the mean of its divisors is an integer number (131220).

Almost surely, 2^3481566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3481566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4199040).

3481566 is an abundant number, since it is smaller than the sum of its proper divisors (4916514).

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

3481566 is a wasteful number, since it uses less digits than its factorization.

3481566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169.

The product of its digits is 17280, while the sum is 33.

The square root of 3481566 is about 1865.8954954659. The cubic root of 3481566 is about 151.5624245793.

The spelling of 3481566 in words is "three million, four hundred eighty-one thousand, five hundred sixty-six".