36021233 has 4 divisors (see below), whose sum is σ = 36095088. Its totient is φ = 35947380.

The previous prime is 36021217. The next prime is 36021257. The reversal of 36021233 is 33212063.

36021233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33212063 = 1867 ⋅17789.

It is a cyclic number.

It is not a de Polignac number, because 36021233 - 2⁴ = 36021217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36021203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36191 + ... + 37172.

It is an arithmetic number, because the mean of its divisors is an integer number (9023772).

Almost surely, 2^36021233 is an apocalyptic number.

It is an amenable number.

36021233 is a deficient number, since it is larger than the sum of its proper divisors (73855).

36021233 is an equidigital number, since it uses as much as digits as its factorization.

36021233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73854.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 36021233 is about 6001.7691558406. The cubic root of 36021233 is about 330.2576286321.

Adding to 36021233 its reverse (33212063), we get a palindrome (69233296).

The spelling of 36021233 in words is "thirty-six million, twenty-one thousand, two hundred thirty-three".