36651223 has 16 divisors (see below), whose sum is σ = 42739200. Its totient is φ = 30783456.

The previous prime is 36651163. The next prime is 36651227. The reversal of 36651223 is 32215663.

36651223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36651223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36651191 and 36651200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36651227) 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 15 ways as a sum of consecutive naturals, for example, 115461 + ... + 115777.

It is an arithmetic number, because the mean of its divisors is an integer number (2671200).

Almost surely, 2^36651223 is an apocalyptic number.

36651223 is a deficient number, since it is larger than the sum of its proper divisors (6087977).

36651223 is a wasteful number, since it uses less digits than its factorization.

36651223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606.

The product of its digits is 6480, while the sum is 28.

The square root of 36651223 is about 6054.0253550840. The cubic root of 36651223 is about 332.1718487838.

Adding to 36651223 its reverse (32215663), we get a palindrome (68866886).

The spelling of 36651223 in words is "thirty-six million, six hundred fifty-one thousand, two hundred twenty-three".