4055385 has 16 divisors (see below), whose sum is σ = 6664896. Its totient is φ = 2104128.

The previous prime is 4055377. The next prime is 4055393. The reversal of 4055385 is 5835504.

It is an interprime number because it is at equal distance from previous prime (4055377) and next prime (4055393).

It is not a de Polignac number, because 4055385 - 2³ = 4055377 is a prime.

It is a super-2 number, since 2×4055385² = 32892294996450, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3099 + ... + 4208.

It is an arithmetic number, because the mean of its divisors is an integer number (416556).

Almost surely, 2^4055385 is an apocalyptic number.

It is an amenable number.

4055385 is a deficient number, since it is larger than the sum of its proper divisors (2609511).

4055385 is a wasteful number, since it uses less digits than its factorization.

4055385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7352.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 4055385 is about 2013.7986493192. The cubic root of 4055385 is about 159.4694012050.

The spelling of 4055385 in words is "four million, fifty-five thousand, three hundred eighty-five".