4447864 has 16 divisors (see below), whose sum is σ = 8434800. Its totient is φ = 2198592.

The previous prime is 4447853. The next prime is 4447871. The reversal of 4447864 is 4687444.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2412 + ... + 3835.

It is an arithmetic number, because the mean of its divisors is an integer number (527175).

Almost surely, 2^4447864 is an apocalyptic number.

It is an amenable number.

4447864 is a deficient number, since it is larger than the sum of its proper divisors (3986936).

4447864 is a wasteful number, since it uses less digits than its factorization.

4447864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6342 (or 6338 counting only the distinct ones).

The product of its digits is 86016, while the sum is 37.

The square root of 4447864 is about 2108.9959696500. The cubic root of 4447864 is about 164.4562942250.

The spelling of 4447864 in words is "four million, four hundred forty-seven thousand, eight hundred sixty-four".