4053855 has 16 divisors (see below), whose sum is σ = 6985440. Its totient is φ = 1995648.

The previous prime is 4053851. The next prime is 4053869. The reversal of 4053855 is 5583504.

It is not a de Polignac number, because 4053855 - 2² = 4053851 is a prime.

It is a super-2 number, since 2×4053855² = 32867480722050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4053851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10200 + ... + 10589.

It is an arithmetic number, because the mean of its divisors is an integer number (436590).

Almost surely, 2^4053855 is an apocalyptic number.

4053855 is a deficient number, since it is larger than the sum of its proper divisors (2931585).

4053855 is a wasteful number, since it uses less digits than its factorization.

4053855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20810.

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

The square root of 4053855 is about 2013.4187343918. The cubic root of 4053855 is about 159.4493440157.

The spelling of 4053855 in words is "four million, fifty-three thousand, eight hundred fifty-five".