4419855 has 24 divisors (see below), whose sum is σ = 8358480. Its totient is φ = 2142720.

The previous prime is 4419853. The next prime is 4419869. The reversal of 4419855 is 5589144.

It is not a de Polignac number, because 4419855 - 2¹ = 4419853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4419851) 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 23 ways as a sum of consecutive naturals, for example, 3970 + ... + 4959.

It is an arithmetic number, because the mean of its divisors is an integer number (348270).

Almost surely, 2^4419855 is an apocalyptic number.

4419855 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4419855 is a deficient number, since it is larger than the sum of its proper divisors (3938625).

4419855 is a wasteful number, since it uses less digits than its factorization.

4419855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8951 (or 8948 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 4419855 is about 2102.3451191467. The cubic root of 4419855 is about 164.1103634500.

It can be divided in two parts, 44198 and 55, that added together give a triangular number (44253 = T₂₉₇).

The spelling of 4419855 in words is "four million, four hundred nineteen thousand, eight hundred fifty-five".