36928321 has 2 divisors, whose sum is σ = 36928322. Its totient is φ = 36928320.

The previous prime is 36928303. The next prime is 36928337. The reversal of 36928321 is 12382963.

It is a happy number.

36928321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28143025 + 8785296 = 5305^2 + 2964^2 .

It is a cyclic number.

It is not a de Polignac number, because 36928321 - 2⁵ = 36928289 is a prime.

It is not a weakly prime, because it can be changed into another prime (36928421) 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 as a sum of consecutive naturals, namely, 18464160 + 18464161.

It is an arithmetic number, because the mean of its divisors is an integer number (18464161).

Almost surely, 2^36928321 is an apocalyptic number.

It is an amenable number.

36928321 is a deficient number, since it is larger than the sum of its proper divisors (1).

36928321 is an equidigital number, since it uses as much as digits as its factorization.

36928321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 36928321 is about 6076.8676964370. The cubic root of 36928321 is about 333.0068655830.

It can be divided in two parts, 36928 and 321, that added together give a square (37249 = 193²).

The spelling of 36928321 in words is "thirty-six million, nine hundred twenty-eight thousand, three hundred twenty-one".