4855478 has 8 divisors (see below), whose sum is σ = 7402800. Its totient is φ = 2387880.

The previous prime is 4855471. The next prime is 4855483. The reversal of 4855478 is 8745584.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4855471) 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, 19778 + ... + 20021.

It is an arithmetic number, because the mean of its divisors is an integer number (925350).

Almost surely, 2^4855478 is an apocalyptic number.

4855478 is a deficient number, since it is larger than the sum of its proper divisors (2547322).

4855478 is a wasteful number, since it uses less digits than its factorization.

4855478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39862.

The product of its digits is 179200, while the sum is 41.

The square root of 4855478 is about 2203.5149193958. The cubic root of 4855478 is about 169.3339335269. Note that the first 3 decimals are identical.

The spelling of 4855478 in words is "four million, eight hundred fifty-five thousand, four hundred seventy-eight".