36354221 has 4 divisors (see below), whose sum is σ = 37199712. Its totient is φ = 35508732.

The previous prime is 36354209. The next prime is 36354229. The reversal of 36354221 is 12245363.

36354221 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.

It is a cyclic number.

It is not a de Polignac number, because 36354221 - 2¹⁴ = 36337837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36354229) 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, 422681 + ... + 422766.

It is an arithmetic number, because the mean of its divisors is an integer number (9299928).

Almost surely, 2^36354221 is an apocalyptic number.

It is an amenable number.

36354221 is a deficient number, since it is larger than the sum of its proper divisors (845491).

36354221 is an equidigital number, since it uses as much as digits as its factorization.

36354221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845490.

The product of its digits is 4320, while the sum is 26.

The square root of 36354221 is about 6029.4461603036. The cubic root of 36354221 is about 331.2721662632.

Adding to 36354221 its reverse (12245363), we get a palindrome (48599584).

The spelling of 36354221 in words is "thirty-six million, three hundred fifty-four thousand, two hundred twenty-one".