36393633 has 12 divisors (see below), whose sum is σ = 53090388. Its totient is φ = 24021600.

The previous prime is 36393631. The next prime is 36393647. The reversal of 36393633 is 33639363.

It can be written as a sum of positive squares in 2 ways, for example, as 32182929 + 4210704 = 5673^2 + 2052^2 .

It is not a de Polignac number, because 36393633 - 2¹ = 36393631 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36393631) 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 in 11 ways as a sum of consecutive naturals, for example, 19110 + ... + 20927.

It is an arithmetic number, because the mean of its divisors is an integer number (4424199).

Almost surely, 2^36393633 is an apocalyptic number.

It is an amenable number.

36393633 is a deficient number, since it is larger than the sum of its proper divisors (16696755).

36393633 is a wasteful number, since it uses less digits than its factorization.

36393633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40144 (or 40141 counting only the distinct ones).

The product of its digits is 78732, while the sum is 36.

The square root of 36393633 is about 6032.7135685361. The cubic root of 36393633 is about 331.3918349290.

The spelling of 36393633 in words is "thirty-six million, three hundred ninety-three thousand, six hundred thirty-three".