3306166421 has 16 divisors (see below), whose sum is σ = 3574324800. Its totient is φ = 3048480000.

The previous prime is 3306166397. The next prime is 3306166433. The reversal of 3306166421 is 1246616033.

It is a cyclic number.

It is not a de Polignac number, because 3306166421 - 2²² = 3301972117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3306166481) 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 15 ways as a sum of consecutive naturals, for example, 98621 + ... + 127821.

It is an arithmetic number, because the mean of its divisors is an integer number (223395300).

Almost surely, 2^3306166421 is an apocalyptic number.

It is an amenable number.

3306166421 is a deficient number, since it is larger than the sum of its proper divisors (268158379).

3306166421 is a wasteful number, since it uses less digits than its factorization.

3306166421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29380.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 3306166421 is about 57499.2732214939. The cubic root of 3306166421 is about 1489.7323094616.

The spelling of 3306166421 in words is "three billion, three hundred six million, one hundred sixty-six thousand, four hundred twenty-one".