5265520 has 80 divisors (see below), whose sum is σ = 13561632. Its totient is φ = 1889280.

The previous prime is 5265517. The next prime is 5265539. The reversal of 5265520 is 255625.

5265520 = 252² + 253² + ... + 316².

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63399 + ... + 63481.

Almost surely, 2^5265520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5265520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6780816).

5265520 is an abundant number, since it is smaller than the sum of its proper divisors (8296112).

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

5265520 is a wasteful number, since it uses less digits than its factorization.

5265520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 5265520 is about 2294.6720898638. The cubic root of 5265520 is about 173.9724270397.

The spelling of 5265520 in words is "five million, two hundred sixty-five thousand, five hundred twenty".