524417 has 4 divisors (see below), whose sum is σ = 533076. Its totient is φ = 515760.

The previous prime is 524413. The next prime is 524429. The reversal of 524417 is 714425.

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

It can be written as a sum of positive squares in 2 ways, for example, as 163216 + 361201 = 404^2 + 601^2 .

It is a cyclic number.

It is not a de Polignac number, because 524417 - 2² = 524413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 524392 and 524401.

It is not an unprimeable number, because it can be changed into a prime (524411) 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, 4238 + ... + 4359.

It is an arithmetic number, because the mean of its divisors is an integer number (133269).

524417 is a Friedman number, since it can be written as (4+4^7)*2^5+1, using all its digits and the basic arithmetic operations.

2⁵²⁴⁴¹⁷ is an apocalyptic number.

It is an amenable number.

524417 is a deficient number, since it is larger than the sum of its proper divisors (8659).

524417 is an equidigital number, since it uses as much as digits as its factorization.

524417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8658.

The product of its digits is 1120, while the sum is 23.

The square root of 524417 is about 724.1664173379. The cubic root of 524417 is about 80.6415600061.

The spelling of 524417 in words is "five hundred twenty-four thousand, four hundred seventeen".