4096405 has 8 divisors (see below), whose sum is σ = 5204952. Its totient is φ = 3084288.

The previous prime is 4096399. The next prime is 4096427. The reversal of 4096405 is 5046904.

4096405 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 4 ways, for example, as 1304164 + 2792241 = 1142^2 + 1671^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4096405 - 2³ = 4096397 is a prime.

It is a Duffinian number.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 24012 + ... + 24181.

It is an arithmetic number, because the mean of its divisors is an integer number (650619).

Almost surely, 2^4096405 is an apocalyptic number.

It is an amenable number.

4096405 is a deficient number, since it is larger than the sum of its proper divisors (1108547).

4096405 is a wasteful number, since it uses less digits than its factorization.

4096405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48215.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4096405 is about 2023.9577564762. The cubic root of 4096405 is about 160.0052732637.

The spelling of 4096405 in words is "four million, ninety-six thousand, four hundred five".