8869520 has 40 divisors (see below), whose sum is σ = 22498560. Its totient is φ = 3224960.

The previous prime is 8869507. The next prime is 8869547. The reversal of 8869520 is 259688.

8869520 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4160 + ... + 5919.

It is an arithmetic number, because the mean of its divisors is an integer number (562464).

Almost surely, 2^8869520 is an apocalyptic number.

8869520 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8869520 is an abundant number, since it is smaller than the sum of its proper divisors (13629040).

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

8869520 is a wasteful number, since it uses less digits than its factorization.

8869520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10103 (or 10097 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 8869520 is about 2978.1739371635. The cubic root of 8869520 is about 206.9982652114.

The spelling of 8869520 in words is "eight million, eight hundred sixty-nine thousand, five hundred twenty".