3429321 has 16 divisors (see below), whose sum is σ = 5299584. Its totient is φ = 1931904.

The previous prime is 3429301. The next prime is 3429331. The reversal of 3429321 is 1239243.

3429321 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 3429321 - 2⁷ = 3429193 is a prime.

3429321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3429291 and 3429300.

It is not an unprimeable number, because it can be changed into a prime (3429301) 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, 415 + ... + 2651.

It is an arithmetic number, because the mean of its divisors is an integer number (331224).

Almost surely, 2^3429321 is an apocalyptic number.

It is an amenable number.

3429321 is a deficient number, since it is larger than the sum of its proper divisors (1870263).

3429321 is a wasteful number, since it uses less digits than its factorization.

3429321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320.

The product of its digits is 1296, while the sum is 24.

The square root of 3429321 is about 1851.8425959028. The cubic root of 3429321 is about 150.8004762091.

The spelling of 3429321 in words is "three million, four hundred twenty-nine thousand, three hundred twenty-one".