3405320 has 16 divisors (see below), whose sum is σ = 7662060. Its totient is φ = 1362112.

The previous prime is 3405301. The next prime is 3405359. The reversal of 3405320 is 235043.

3405320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3161284 + 244036 = 1778^2 + 494^2 .

It is an Ulam number.

It is an unprimeable number.

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, 42527 + ... + 42606.

Almost surely, 2^3405320 is an apocalyptic number.

It is an amenable number.

3405320 is an abundant number, since it is smaller than the sum of its proper divisors (4256740).

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

3405320 is a wasteful number, since it uses less digits than its factorization.

3405320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85144 (or 85140 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 3405320 is about 1845.3509151378. The cubic root of 3405320 is about 150.4478467431.

The spelling of 3405320 in words is "three million, four hundred five thousand, three hundred twenty".