36664633 has 4 divisors (see below), whose sum is σ = 36756468. Its totient is φ = 36572800.

The previous prime is 36664603. The next prime is 36664651. The reversal of 36664633 is 33646663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22915369 + 13749264 = 4787^2 + 3708^2 .

It is a cyclic number.

It is not a de Polignac number, because 36664633 - 2¹³ = 36656441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36664592 and 36664601.

It is not an unprimeable number, because it can be changed into a prime (36664603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45316 + ... + 46117.

It is an arithmetic number, because the mean of its divisors is an integer number (9189117).

Almost surely, 2^36664633 is an apocalyptic number.

It is an amenable number.

36664633 is a deficient number, since it is larger than the sum of its proper divisors (91835).

36664633 is an equidigital number, since it uses as much as digits as its factorization.

36664633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91834.

The product of its digits is 139968, while the sum is 37.

The square root of 36664633 is about 6055.1327813682. The cubic root of 36664633 is about 332.2123556753.

The spelling of 36664633 in words is "thirty-six million, six hundred sixty-four thousand, six hundred thirty-three".