36745649 has 2 divisors, whose sum is σ = 36745650. Its totient is φ = 36745648.

The previous prime is 36745627. The next prime is 36745661. The reversal of 36745649 is 94654763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32982049 + 3763600 = 5743^2 + 1940^2 .

It is a cyclic number.

It is not a de Polignac number, because 36745649 - 2⁸ = 36745393 is a prime.

It is not a weakly prime, because it can be changed into another prime (36715649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18372824 + 18372825.

It is an arithmetic number, because the mean of its divisors is an integer number (18372825).

Almost surely, 2^36745649 is an apocalyptic number.

It is an amenable number.

36745649 is a deficient number, since it is larger than the sum of its proper divisors (1).

36745649 is an equidigital number, since it uses as much as digits as its factorization.

36745649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 44.

The square root of 36745649 is about 6061.8189514369. The cubic root of 36745649 is about 332.4568666606.

The spelling of 36745649 in words is "thirty-six million, seven hundred forty-five thousand, six hundred forty-nine".