36221526 has 96 divisors (see below), whose sum is σ = 93720960. Its totient is φ = 10281600.

The previous prime is 36221519. The next prime is 36221569. The reversal of 36221526 is 62512263.

36221526 is a `hidden beast` number, since 3 + 622 + 15 + 26 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 36221526.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 171561 + ... + 171771.

It is an arithmetic number, because the mean of its divisors is an integer number (976260).

Almost surely, 2^36221526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36221526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46860480).

36221526 is an abundant number, since it is smaller than the sum of its proper divisors (57499434).

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

36221526 is a wasteful number, since it uses less digits than its factorization.

36221526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 244 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 36221526 is about 6018.4321878709. The cubic root of 36221526 is about 330.8686207153.

Adding to 36221526 its reverse (62512263), we get a palindrome (98733789).

The spelling of 36221526 in words is "thirty-six million, two hundred twenty-one thousand, five hundred twenty-six".