3166450221 has 8 divisors (see below), whose sum is σ = 4605745824. Its totient is φ = 1919060720.

The previous prime is 3166450201. The next prime is 3166450247. The reversal of 3166450221 is 1220546613.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3166450221 - 2²⁷ = 3032232493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3166450201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47976486 + ... + 47976551.

It is an arithmetic number, because the mean of its divisors is an integer number (575718228).

Almost surely, 2^3166450221 is an apocalyptic number.

It is an amenable number.

3166450221 is a deficient number, since it is larger than the sum of its proper divisors (1439295603).

3166450221 is a wasteful number, since it uses less digits than its factorization.

3166450221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95953051.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 3166450221 is about 56271.2201840337. The cubic root of 3166450221 is about 1468.4445609469. Note that the first 3 decimals are identical.

Adding to 3166450221 its reverse (1220546613), we get a palindrome (4386996834).

The spelling of 3166450221 in words is "three billion, one hundred sixty-six million, four hundred fifty thousand, two hundred twenty-one".