3221099 has 4 divisors (see below), whose sum is σ = 3681264. Its totient is φ = 2760936.

The previous prime is 3221093. The next prime is 3221107. The reversal of 3221099 is 9901223.

3221099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3221099 - 2¹² = 3217003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221093) 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 3 ways as a sum of consecutive naturals, for example, 230072 + ... + 230085.

It is an arithmetic number, because the mean of its divisors is an integer number (920316).

Almost surely, 2^3221099 is an apocalyptic number.

3221099 is a deficient number, since it is larger than the sum of its proper divisors (460165).

3221099 is an equidigital number, since it uses as much as digits as its factorization.

3221099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460164.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 3221099 is about 1794.7420427460. The cubic root of 3221099 is about 147.6844231499.

The spelling of 3221099 in words is "three million, two hundred twenty-one thousand, ninety-nine".