52136136 has 96 divisors (see below), whose sum is σ = 157772160. Its totient is φ = 16034112.

The previous prime is 52136131. The next prime is 52136137. The reversal of 52136136 is 63163125.

52136136 is a `hidden beast` number, since 521 + 3 + 6 + 136 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (52136131) 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 23 ways as a sum of consecutive naturals, for example, 24241 + ... + 26303.

It is an arithmetic number, because the mean of its divisors is an integer number (1643460).

Almost surely, 2^52136136 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 52136136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78886080).

52136136 is an abundant number, since it is smaller than the sum of its proper divisors (105636024).

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

52136136 is a wasteful number, since it uses less digits than its factorization.

52136136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097 (or 2081 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 52136136 is about 7220.5357141974. The cubic root of 52136136 is about 373.5765556531.

The spelling of 52136136 in words is "fifty-two million, one hundred thirty-six thousand, one hundred thirty-six".