52159923 has 16 divisors (see below), whose sum is σ = 77629440. Its totient is φ = 34613352.

The previous prime is 52159909. The next prime is 52159967. The reversal of 52159923 is 32995125.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-52159923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52159223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1690 + ... + 10352.

It is an arithmetic number, because the mean of its divisors is an integer number (4851840).

Almost surely, 2^52159923 is an apocalyptic number.

52159923 is a deficient number, since it is larger than the sum of its proper divisors (25469517).

52159923 is a wasteful number, since it uses less digits than its factorization.

52159923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8895 (or 8889 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 52159923 is about 7222.1827033107. The cubic root of 52159923 is about 373.6333615150.

The spelling of 52159923 in words is "fifty-two million, one hundred fifty-nine thousand, nine hundred twenty-three".