4519878 has 16 divisors (see below), whose sum is σ = 9861696. Its totient is φ = 1369640.

The previous prime is 4519877. The next prime is 4519901. The reversal of 4519878 is 8789154.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4519871) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 34176 + ... + 34307.

It is an arithmetic number, because the mean of its divisors is an integer number (616356).

Almost surely, 2^4519878 is an apocalyptic number.

4519878 is an abundant number, since it is smaller than the sum of its proper divisors (5341818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4519878 is a wasteful number, since it uses less digits than its factorization.

4519878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68499.

The product of its digits is 80640, while the sum is 42.

The square root of 4519878 is about 2126.0004703668. Note that the first 3 decimals coincide. The cubic root of 4519878 is about 165.3391005980.

The spelling of 4519878 in words is "four million, five hundred nineteen thousand, eight hundred seventy-eight".