525056 has 36 divisors (see below), whose sum is σ = 1201872. Its totient is φ = 224256.

The previous prime is 525043. The next prime is 525101. The reversal of 525056 is 650525.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1646 + ... + 1938.

2⁵²⁵⁰⁵⁶ is an apocalyptic number.

525056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (600936).

525056 is an abundant number, since it is smaller than the sum of its proper divisors (676816).

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

525056 is an equidigital number, since it uses as much as digits as its factorization.

525056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 525056 is about 724.6074799504. The cubic root of 525056 is about 80.6743005168.

The spelling of 525056 in words is "five hundred twenty-five thousand, fifty-six".