36021132 has 192 divisors, whose sum is σ = 116121600. Its totient is φ = 9434880.

The previous prime is 36021119. The next prime is 36021133. The reversal of 36021132 is 23112063.

It is a super-2 number, since 2×36021132² = 2595043901122848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36021133) 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 63 ways as a sum of consecutive naturals, for example, 679618 + ... + 679670.

It is an arithmetic number, because the mean of its divisors is an integer number (604800).

Almost surely, 2^36021132 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 36021132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58060800).

36021132 is an abundant number, since it is smaller than the sum of its proper divisors (80100468).

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

36021132 is a wasteful number, since it uses less digits than its factorization.

36021132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 36021132 is about 6001.7607416491. The cubic root of 36021132 is about 330.2573199618.

Adding to 36021132 its reverse (23112063), we get a palindrome (59133195).

The spelling of 36021132 in words is "thirty-six million, twenty-one thousand, one hundred thirty-two".