52136256 has 112 divisors (see below), whose sum is σ = 145938240. Its totient is φ = 16404480.

The previous prime is 52136243. The next prime is 52136261. The reversal of 52136256 is 65263125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291175 + ... + 291353.

It is an arithmetic number, because the mean of its divisors is an integer number (1303020).

Almost surely, 2^52136256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52136256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72969120).

52136256 is an abundant number, since it is smaller than the sum of its proper divisors (93801984).

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

52136256 is a wasteful number, since it uses less digits than its factorization.

52136256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 262 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 52136256 is about 7220.5440238254. The cubic root of 52136256 is about 373.5768422691.

The spelling of 52136256 in words is "fifty-two million, one hundred thirty-six thousand, two hundred fifty-six".