36547921 has 2 divisors, whose sum is σ = 36547922. Its totient is φ = 36547920.

The previous prime is 36547913. The next prime is 36547937. The reversal of 36547921 is 12974563.

36547921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36469521 + 78400 = 6039^2 + 280^2 .

It is a cyclic number.

It is not a de Polignac number, because 36547921 - 2³ = 36547913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36547981) 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, 18273960 + 18273961.

It is an arithmetic number, because the mean of its divisors is an integer number (18273961).

Almost surely, 2^36547921 is an apocalyptic number.

It is an amenable number.

36547921 is a deficient number, since it is larger than the sum of its proper divisors (1).

36547921 is an equidigital number, since it uses as much as digits as its factorization.

36547921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 36547921 is about 6045.4876560952. The cubic root of 36547921 is about 331.8594780790.

The spelling of 36547921 in words is "thirty-six million, five hundred forty-seven thousand, nine hundred twenty-one".