52520171 has 12 divisors (see below), whose sum is σ = 57922032. Its totient is φ = 47586000.

The previous prime is 52520141. The next prime is 52520179. The reversal of 52520171 is 17102525.

It is a happy number.

52520171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52520171 - 2¹⁸ = 52258027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52520179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50426 + ... + 51456.

It is an arithmetic number, because the mean of its divisors is an integer number (4826836).

Almost surely, 2^52520171 is an apocalyptic number.

52520171 is a deficient number, since it is larger than the sum of its proper divisors (5401861).

52520171 is a wasteful number, since it uses less digits than its factorization.

52520171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474 (or 1463 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 52520171 is about 7247.0801706618. The cubic root of 52520171 is about 374.4915681556.

Adding to 52520171 its reverse (17102525), we get a palindrome (69622696).

The spelling of 52520171 in words is "fifty-two million, five hundred twenty thousand, one hundred seventy-one".