4487864 has 16 divisors (see below), whose sum is σ = 8910000. Its totient is φ = 2111872.

The previous prime is 4487849. The next prime is 4487869. The reversal of 4487864 is 4687844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4487869) 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, 16364 + ... + 16635.

It is an arithmetic number, because the mean of its divisors is an integer number (556875).

Almost surely, 2^4487864 is an apocalyptic number.

It is an amenable number.

4487864 is a deficient number, since it is larger than the sum of its proper divisors (4422136).

4487864 is a wasteful number, since it uses less digits than its factorization.

4487864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33022 (or 33018 counting only the distinct ones).

The product of its digits is 172032, while the sum is 41.

The square root of 4487864 is about 2118.4579297215. The cubic root of 4487864 is about 164.9478133093.

The spelling of 4487864 in words is "four million, four hundred eighty-seven thousand, eight hundred sixty-four".