4505520 has 40 divisors (see below), whose sum is σ = 13967856. Its totient is φ = 1201408.

The previous prime is 4505503. The next prime is 4505533. The reversal of 4505520 is 255054.

4505520 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9147 + ... + 9626.

Almost surely, 2^4505520 is an apocalyptic number.

4505520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4505520 is an abundant number, since it is smaller than the sum of its proper divisors (9462336).

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

4505520 is a wasteful number, since it uses less digits than its factorization.

4505520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18789 (or 18783 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 4505520 is about 2122.6210212848. The cubic root of 4505520 is about 165.1638409292.

The spelling of 4505520 in words is "four million, five hundred five thousand, five hundred twenty".