3521166 has 32 divisors (see below), whose sum is σ = 7934976. Its totient is φ = 1032000.

The previous prime is 3521153. The next prime is 3521173. The reversal of 3521166 is 6611253.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1186 + ... + 2906.

It is an arithmetic number, because the mean of its divisors is an integer number (247968).

Almost surely, 2^3521166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3521166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3967488).

3521166 is an abundant number, since it is smaller than the sum of its proper divisors (4413810).

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

3521166 is a wasteful number, since it uses less digits than its factorization.

3521166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768.

The product of its digits is 1080, while the sum is 24.

The square root of 3521166 is about 1876.4770182446. The cubic root of 3521166 is about 152.1348929496.

The spelling of 3521166 in words is "three million, five hundred twenty-one thousand, one hundred sixty-six".