525316 has 12 divisors (see below), whose sum is σ = 1002960. Its totient is φ = 238760.

The previous prime is 525313. The next prime is 525353. The reversal of 525316 is 613525.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (525313) by changing a digit.

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, 5926 + ... + 6013.

It is an arithmetic number, because the mean of its divisors is an integer number (83580).

2⁵²⁵³¹⁶ is an apocalyptic number.

It is an amenable number.

525316 is a deficient number, since it is larger than the sum of its proper divisors (477644).

525316 is a wasteful number, since it uses less digits than its factorization.

525316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11954 (or 11952 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 525316 is about 724.7868652231. The cubic root of 525316 is about 80.6876145614.

Subtracting 525316 from its reverse (613525), we obtain a square (88209 = 297²).

It can be divided in two parts, 5253 and 16, that multiplied together give a palindrome (84048).

The spelling of 525316 in words is "five hundred twenty-five thousand, three hundred sixteen".