52642159 has 4 divisors (see below), whose sum is σ = 52691416. Its totient is φ = 52592904.

The previous prime is 52642153. The next prime is 52642171. The reversal of 52642159 is 95124625.

It is a happy number.

52642159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52642159 - 2³ = 52642151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52642151) 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 3 ways as a sum of consecutive naturals, for example, 22989 + ... + 25174.

It is an arithmetic number, because the mean of its divisors is an integer number (13172854).

Almost surely, 2^52642159 is an apocalyptic number.

52642159 is a deficient number, since it is larger than the sum of its proper divisors (49257).

52642159 is a wasteful number, since it uses less digits than its factorization.

52642159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49256.

The product of its digits is 21600, while the sum is 34.

The square root of 52642159 is about 7255.4916442651. The cubic root of 52642159 is about 374.7812863890.

The spelling of 52642159 in words is "fifty-two million, six hundred forty-two thousand, one hundred fifty-nine".