36538568 has 32 divisors (see below), whose sum is σ = 75496320. Its totient is φ = 16440000.

The previous prime is 36538561. The next prime is 36538597. The reversal of 36538568 is 86583563.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (36538561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6833 + ... + 10943.

It is an arithmetic number, because the mean of its divisors is an integer number (2359260).

Almost surely, 2^36538568 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 36538568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37748160).

36538568 is an abundant number, since it is smaller than the sum of its proper divisors (38957752).

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

36538568 is a wasteful number, since it uses less digits than its factorization.

36538568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229 (or 4225 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 36538568 is about 6044.7140544446. The cubic root of 36538568 is about 331.8311668790.

It can be divided in two parts, 3653 and 8568, that added together give a palindrome (12221).

The spelling of 36538568 in words is "thirty-six million, five hundred thirty-eight thousand, five hundred sixty-eight".