52616993 has 24 divisors (see below), whose sum is σ = 63604800. Its totient is φ = 42910560.

The previous prime is 52616987. The next prime is 52617029. The reversal of 52616993 is 39961625.

52616993 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 52616993 - 2⁸ = 52616737 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 52616993.

It is not an unprimeable number, because it can be changed into a prime (52616903) 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 23 ways as a sum of consecutive naturals, for example, 264308 + ... + 264506.

It is an arithmetic number, because the mean of its divisors is an integer number (2650200).

Almost surely, 2^52616993 is an apocalyptic number.

It is an amenable number.

52616993 is a deficient number, since it is larger than the sum of its proper divisors (10987807).

52616993 is a wasteful number, since it uses less digits than its factorization.

52616993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309 (or 266 counting only the distinct ones).

The product of its digits is 87480, while the sum is 41.

The square root of 52616993 is about 7253.7571643942. The cubic root of 52616993 is about 374.7215544846.

The spelling of 52616993 in words is "fifty-two million, six hundred sixteen thousand, nine hundred ninety-three".