4479864 has 32 divisors (see below), whose sum is σ = 11357520. Its totient is φ = 1472256.

The previous prime is 4479863. The next prime is 4479883. The reversal of 4479864 is 4689744.

It is a d-powerful number, because it can be written as 4 + 4⁹ + 7⁵ + 9⁴ + 8 + 6² + 4¹¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4479863) 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, 474 + ... + 3030.

Almost surely, 2^4479864 is an apocalyptic number.

It is an amenable number.

4479864 is an abundant number, since it is smaller than the sum of its proper divisors (6877656).

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

4479864 is a wasteful number, since it uses less digits than its factorization.

4479864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2639 (or 2635 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 4479864 is about 2116.5689216276. The cubic root of 4479864 is about 164.8497438362.

The spelling of 4479864 in words is "four million, four hundred seventy-nine thousand, eight hundred sixty-four".