4055617 has 4 divisors (see below), whose sum is σ = 4067460. Its totient is φ = 4043776.

The previous prime is 4055599. The next prime is 4055627. The reversal of 4055617 is 7165504.

4055617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1263376 + 2792241 = 1124^2 + 1671^2 .

It is a cyclic number.

It is not a de Polignac number, because 4055617 - 2¹⁵ = 4022849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4055627) 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 3 ways as a sum of consecutive naturals, for example, 5392 + ... + 6097.

It is an arithmetic number, because the mean of its divisors is an integer number (1016865).

Almost surely, 2^4055617 is an apocalyptic number.

It is an amenable number.

4055617 is a deficient number, since it is larger than the sum of its proper divisors (11843).

4055617 is a wasteful number, since it uses less digits than its factorization.

4055617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11842.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 4055617 is about 2013.8562510765. The cubic root of 4055617 is about 159.4724421161.

The spelling of 4055617 in words is "four million, fifty-five thousand, six hundred seventeen".