4479869 has 4 divisors (see below), whose sum is σ = 4584096. Its totient is φ = 4375644.

The previous prime is 4479863. The next prime is 4479883. The reversal of 4479869 is 9689744.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4479869 is a prime.

It is a super-2 number, since 2×4479869² = 40138452514322, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁹ + 4¹¹ + 7⁵ + 9 + 8 + 6² + 9⁴ .

It is a Duffinian number.

It is a Curzon number.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52049 + ... + 52134.

It is an arithmetic number, because the mean of its divisors is an integer number (1146024).

Almost surely, 2^4479869 is an apocalyptic number.

It is an amenable number.

4479869 is a deficient number, since it is larger than the sum of its proper divisors (104227).

4479869 is a wasteful number, since it uses less digits than its factorization.

4479869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104226.

The product of its digits is 435456, while the sum is 47.

The square root of 4479869 is about 2116.5701027842. The cubic root of 4479869 is about 164.8498051660.

The spelling of 4479869 in words is "four million, four hundred seventy-nine thousand, eight hundred sixty-nine".