527840 has 24 divisors (see below), whose sum is σ = 1247400. Its totient is φ = 211072.

The previous prime is 527819. The next prime is 527843. The reversal of 527840 is 48725.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (527843) by changing a digit.

527840 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1490 + ... + 1809.

It is an arithmetic number, because the mean of its divisors is an integer number (51975).

2⁵²⁷⁸⁴⁰ is an apocalyptic number.

It is an amenable number.

527840 is an abundant number, since it is smaller than the sum of its proper divisors (719560).

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

527840 is a wasteful number, since it uses less digits than its factorization.

527840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314 (or 3306 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 527840 is about 726.5259802650. The cubic root of 527840 is about 80.8166354664.

The spelling of 527840 in words is "five hundred twenty-seven thousand, eight hundred forty".