525345 has 8 divisors (see below), whose sum is σ = 840576. Its totient is φ = 280176.

The previous prime is 525313. The next prime is 525353. The reversal of 525345 is 543525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 525345 - 2⁵ = 525313 is a prime.

525345 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17497 + ... + 17526.

It is an arithmetic number, because the mean of its divisors is an integer number (105072).

2⁵²⁵³⁴⁵ is an apocalyptic number.

It is an amenable number.

525345 is a deficient number, since it is larger than the sum of its proper divisors (315231).

525345 is a wasteful number, since it uses less digits than its factorization.

525345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35031.

The product of its digits is 3000, while the sum is 24.

The square root of 525345 is about 724.8068708284. The cubic root of 525345 is about 80.6890993170.

The spelling of 525345 in words is "five hundred twenty-five thousand, three hundred forty-five".