3321129 has 16 divisors (see below), whose sum is σ = 5096448. Its totient is φ = 1884432.

The previous prime is 3321119. The next prime is 3321151. The reversal of 3321129 is 9211233.

It is a happy number.

3321129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3321129 - 2⁴ = 3321113 is a prime.

It is a super-2 number, since 2×3321129² = 22059795669282, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (3321119) 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, 3034 + ... + 3980.

It is an arithmetic number, because the mean of its divisors is an integer number (318528).

Almost surely, 2^3321129 is an apocalyptic number.

It is an amenable number.

3321129 is a deficient number, since it is larger than the sum of its proper divisors (1775319).

3321129 is a wasteful number, since it uses less digits than its factorization.

3321129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124.

The product of its digits is 324, while the sum is 21.

The square root of 3321129 is about 1822.3964991187. The cubic root of 3321129 is about 149.1976267451.

The spelling of 3321129 in words is "three million, three hundred twenty-one thousand, one hundred twenty-nine".