526161 has 8 divisors (see below), whose sum is σ = 707584. Its totient is φ = 347760.

The previous prime is 526159. The next prime is 526189. The reversal of 526161 is 161625.

It is a happy number.

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

It is not a de Polignac number, because 526161 - 2¹ = 526159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (526121) 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 7 ways as a sum of consecutive naturals, for example, 310 + ... + 1071.

It is an arithmetic number, because the mean of its divisors is an integer number (88448).

2⁵²⁶¹⁶¹ is an apocalyptic number.

It is an amenable number.

526161 is a deficient number, since it is larger than the sum of its proper divisors (181423).

526161 is a wasteful number, since it uses less digits than its factorization.

526161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511.

The product of its digits is 360, while the sum is 21.

The square root of 526161 is about 725.3695609825. The cubic root of 526161 is about 80.7308548899.

Adding to 526161 its reverse (161625), we get a palindrome (687786).

The spelling of 526161 in words is "five hundred twenty-six thousand, one hundred sixty-one".