525150 has 48 divisors (see below), whose sum is σ = 1450800. Its totient is φ = 139680.

The previous prime is 525143. The next prime is 525157. The reversal of 525150 is 51525.

It is an interprime number because it is at equal distance from previous prime (525143) and next prime (525157).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1156 + ... + 1544.

It is an arithmetic number, because the mean of its divisors is an integer number (30225).

2⁵²⁵¹⁵⁰ is an apocalyptic number.

525150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 525150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725400).

525150 is an abundant number, since it is smaller than the sum of its proper divisors (925650).

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

525150 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 13 representation: 525150 = (155052)₁₃.

525150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 18.

The square root of 525150 is about 724.6723397509. The cubic root of 525150 is about 80.6791145632.

Adding to 525150 its reverse (51525), we get a palindrome (576675).

The spelling of 525150 in words is "five hundred twenty-five thousand, one hundred fifty".