524861 has 4 divisors (see below), whose sum is σ = 541824. Its totient is φ = 507900.

The previous prime is 524857. The next prime is 524863. The reversal of 524861 is 168425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 524861 - 2² = 524857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 524861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (524863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8435 + ... + 8496.

It is an arithmetic number, because the mean of its divisors is an integer number (135456).

2⁵²⁴⁸⁶¹ is an apocalyptic number.

It is an amenable number.

524861 is a deficient number, since it is larger than the sum of its proper divisors (16963).

524861 is a wasteful number, since it uses less digits than its factorization.

524861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16962.

The product of its digits is 1920, while the sum is 26.

The square root of 524861 is about 724.4729118470. The cubic root of 524861 is about 80.6643120988.

It can be divided in two parts, 52 and 4861, that added together give a cube (4913 = 17³).

The spelling of 524861 in words is "five hundred twenty-four thousand, eight hundred sixty-one".