3420304 has 20 divisors (see below), whose sum is σ = 6976240. Its totient is φ = 1620000.

The previous prime is 3420299. The next prime is 3420337. The reversal of 3420304 is 4030243.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5322 + ... + 5929.

It is an arithmetic number, because the mean of its divisors is an integer number (348812).

Almost surely, 2^3420304 is an apocalyptic number.

It is an amenable number.

3420304 is an abundant number, since it is smaller than the sum of its proper divisors (3555936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3420304 is a wasteful number, since it uses less digits than its factorization.

3420304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11278 (or 11272 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 3420304 is about 1849.4063912510. The cubic root of 3420304 is about 150.6681894365.

Adding to 3420304 its reverse (4030243), we get a palindrome (7450547).

The spelling of 3420304 in words is "three million, four hundred twenty thousand, three hundred four".