525350 has 48 divisors (see below), whose sum is σ = 1190400. Its totient is φ = 168480.

The previous prime is 525313. The next prime is 525353. The reversal of 525350 is 53525.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525353) by changing a digit.

525350 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 (5) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6611 + ... + 6689.

It is an arithmetic number, because the mean of its divisors is an integer number (24800).

2⁵²⁵³⁵⁰ is an apocalyptic number.

525350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

525350 is an abundant number, since it is smaller than the sum of its proper divisors (665050).

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

525350 is a wasteful number, since it uses less digits than its factorization.

525350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 20.

The square root of 525350 is about 724.8103200148. The cubic root of 525350 is about 80.6893553039.

Adding to 525350 its reverse (53525), we get a palindrome (578875).

The spelling of 525350 in words is "five hundred twenty-five thousand, three hundred fifty".