525417 has 8 divisors (see below), whose sum is σ = 717024. Its totient is φ = 342048.

The previous prime is 525409. The next prime is 525431. The reversal of 525417 is 714525.

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

It is not a de Polignac number, because 525417 - 2³ = 525409 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 525417.

It is not an unprimeable number, because it can be changed into a prime (525457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1908 + ... + 2165.

It is an arithmetic number, because the mean of its divisors is an integer number (89628).

2⁵²⁵⁴¹⁷ is an apocalyptic number.

It is an amenable number.

525417 is a deficient number, since it is larger than the sum of its proper divisors (191607).

525417 is a wasteful number, since it uses less digits than its factorization.

525417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4119.

The product of its digits is 1400, while the sum is 24.

The square root of 525417 is about 724.8565375300. The cubic root of 525417 is about 80.6927853708.

The spelling of 525417 in words is "five hundred twenty-five thousand, four hundred seventeen".