8857579 has 4 divisors (see below), whose sum is σ = 8894880. Its totient is φ = 8820280.

The previous prime is 8857543. The next prime is 8857621. The reversal of 8857579 is 9757588.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8857579 - 2⁷ = 8857451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8857529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18292 + ... + 18769.

It is an arithmetic number, because the mean of its divisors is an integer number (2223720).

Almost surely, 2^8857579 is an apocalyptic number.

8857579 is a deficient number, since it is larger than the sum of its proper divisors (37301).

8857579 is a wasteful number, since it uses less digits than its factorization.

8857579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37300.

The product of its digits is 705600, while the sum is 49.

The square root of 8857579 is about 2976.1685100142. The cubic root of 8857579 is about 206.9053298418.

Subtracting 8857579 from its reverse (9757588), we obtain a palindrome (900009).

It can be divided in two parts, 885 and 7579, that added together give a square (8464 = 92²).

The spelling of 8857579 in words is "eight million, eight hundred fifty-seven thousand, five hundred seventy-nine".