4055555 has 8 divisors (see below), whose sum is σ = 5561952. Its totient is φ = 2780928.

The previous prime is 4055551. The next prime is 4055561. The reversal of 4055555 is 5555504.

4055555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 4055555 - 2² = 4055551 is a prime.

It is a Duffinian number.

4055555 is a modest number, since divided by 5555 gives 405 as remainder.

It is not an unprimeable number, because it can be changed into a prime (4055551) 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 7 ways as a sum of consecutive naturals, for example, 57902 + ... + 57971.

It is an arithmetic number, because the mean of its divisors is an integer number (695244).

Almost surely, 2^4055555 is an apocalyptic number.

4055555 is a deficient number, since it is larger than the sum of its proper divisors (1506397).

4055555 is a wasteful number, since it uses less digits than its factorization.

4055555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115885.

The product of its (nonzero) digits is 12500, while the sum is 29.

The square root of 4055555 is about 2013.8408576648. The cubic root of 4055555 is about 159.4716294702.

The spelling of 4055555 in words is "four million, fifty-five thousand, five hundred fifty-five".