52856934 has 32 divisors (see below), whose sum is σ = 114908640. Its totient is φ = 16111872.

The previous prime is 52856857. The next prime is 52856939. The reversal of 52856934 is 43965825.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52856939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5394 + ... + 11610.

It is an arithmetic number, because the mean of its divisors is an integer number (3590895).

Almost surely, 2^52856934 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52856934, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57454320).

52856934 is an abundant number, since it is smaller than the sum of its proper divisors (62051706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52856934 is a wasteful number, since it uses less digits than its factorization.

52856934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6344.

The product of its digits is 259200, while the sum is 42.

The square root of 52856934 is about 7270.2774362468. The cubic root of 52856934 is about 375.2902854559.

The spelling of 52856934 in words is "fifty-two million, eight hundred fifty-six thousand, nine hundred thirty-four".