524401 has 4 divisors (see below), whose sum is σ = 538612. Its totient is φ = 510192.

The previous prime is 524389. The next prime is 524411. The reversal of 524401 is 104425.

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 462400 + 62001 = 680^2 + 249^2 .

It is a cyclic number.

It is not a de Polignac number, because 524401 - 2⁵ = 524369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 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 (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7050 + ... + 7123.

It is an arithmetic number, because the mean of its divisors is an integer number (134653).

2⁵²⁴⁴⁰¹ is an apocalyptic number.

It is an amenable number.

524401 is a deficient number, since it is larger than the sum of its proper divisors (14211).

524401 is a wasteful number, since it uses less digits than its factorization.

524401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14210.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 524401 is about 724.1553700692. The cubic root of 524401 is about 80.6407398711.

Adding to 524401 its reverse (104425), we get a palindrome (628826).

It can be divided in two parts, 52440 and 1, that added together give a square (52441 = 229²).

The spelling of 524401 in words is "five hundred twenty-four thousand, four hundred one".