4487478 has 16 divisors (see below), whose sum is σ = 9084096. Its totient is φ = 1477640.

The previous prime is 4487449. The next prime is 4487479. The reversal of 4487478 is 8747844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4487479) 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, 4008 + ... + 5003.

It is an arithmetic number, because the mean of its divisors is an integer number (567756).

Almost surely, 2^4487478 is an apocalyptic number.

4487478 is an abundant number, since it is smaller than the sum of its proper divisors (4596618).

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

4487478 is a wasteful number, since it uses less digits than its factorization.

4487478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9099.

The product of its digits is 200704, while the sum is 42.

The square root of 4487478 is about 2118.3668237583. The cubic root of 4487478 is about 164.9430841344.

The spelling of 4487478 in words is "four million, four hundred eighty-seven thousand, four hundred seventy-eight".