3405075 has 24 divisors (see below), whose sum is σ = 5707968. Its totient is φ = 1790880.

The previous prime is 3405037. The next prime is 3405079. The reversal of 3405075 is 5705043.

It is not a de Polignac number, because 3405075 - 2⁹ = 3404563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3405079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5952 + ... + 6498.

It is an arithmetic number, because the mean of its divisors is an integer number (237832).

Almost surely, 2^3405075 is an apocalyptic number.

3405075 is a deficient number, since it is larger than the sum of its proper divisors (2302893).

3405075 is a wasteful number, since it uses less digits than its factorization.

3405075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 3405075 is about 1845.2845309057. The cubic root of 3405075 is about 150.4442386038. Note that the first 3 decimals are identical.

Subtracting 3405075 from its reverse (5705043), we obtain a cube (2299968 = 132³).

The spelling of 3405075 in words is "three million, four hundred five thousand, seventy-five".