525002 has 4 divisors (see below), whose sum is σ = 787506. Its totient is φ = 262500.

The previous prime is 525001. The next prime is 525013. The reversal of 525002 is 200525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 312481 + 212521 = 559^2 + 461^2 .

It is a d-powerful number, because it can be written as 5² + 2⁶ + 0 + 5⁴ + 0 + 2¹⁹ .

It is not an unprimeable number, because it can be changed into a prime (525001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131249 + ... + 131252.

2⁵²⁵⁰⁰² is an apocalyptic number.

525002 is a deficient number, since it is larger than the sum of its proper divisors (262504).

525002 is a wasteful number, since it uses less digits than its factorization.

525002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262503.

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 525002 is about 724.5702174393. The cubic root of 525002 is about 80.6715347410.

Adding to 525002 its reverse (200525), we get a palindrome (725527).

The spelling of 525002 in words is "five hundred twenty-five thousand, two".