3224166561 has 48 divisors (see below), whose sum is σ = 5813803008. Its totient is φ = 1672725600.

The previous prime is 3224166551. The next prime is 3224166581. The reversal of 3224166561 is 1656614223.

3224166561 is a `hidden beast` number, since 32 + 2 + 4 + 1 + 66 + 561 = 666.

It is not a de Polignac number, because 3224166561 - 2¹¹ = 3224164513 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3224166521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 628770 + ... + 633876.

It is an arithmetic number, because the mean of its divisors is an integer number (121120896).

Almost surely, 2^3224166561 is an apocalyptic number.

It is an amenable number.

3224166561 is a deficient number, since it is larger than the sum of its proper divisors (2589636447).

3224166561 is a wasteful number, since it uses less digits than its factorization.

3224166561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6042 (or 6039 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 3224166561 is about 56781.7449626198. The cubic root of 3224166561 is about 1477.3128989116.

The spelling of 3224166561 in words is "three billion, two hundred twenty-four million, one hundred sixty-six thousand, five hundred sixty-one".