4878569 has 4 divisors (see below), whose sum is σ = 4884096. Its totient is φ = 4873044.

The previous prime is 4878551. The next prime is 4878581. The reversal of 4878569 is 9658784.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4878569 - 2¹² = 4874473 is a prime.

It is a super-2 number, since 2×4878569² = 47600870975522, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁷ + 8² + 7⁵ + 8² + 5⁶ + 6⁶ + 9⁷ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4878509) 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, 1109 + ... + 3314.

It is an arithmetic number, because the mean of its divisors is an integer number (1221024).

Almost surely, 2^4878569 is an apocalyptic number.

It is an amenable number.

4878569 is a deficient number, since it is larger than the sum of its proper divisors (5527).

4878569 is a wasteful number, since it uses less digits than its factorization.

4878569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5526.

The product of its digits is 483840, while the sum is 47.

The square root of 4878569 is about 2208.7482880582. The cubic root of 4878569 is about 169.6019406336.

The spelling of 4878569 in words is "four million, eight hundred seventy-eight thousand, five hundred sixty-nine".