11646633 has 8 divisors (see below), whose sum is σ = 15547168. Its totient is φ = 7755264.

The previous prime is 11646631. The next prime is 11646653. The reversal of 11646633 is 33664611.

11646633 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11646633 - 2¹ = 11646631 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11646633.

It is not an unprimeable number, because it can be changed into a prime (11646631) 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 in 7 ways as a sum of consecutive naturals, for example, 1641 + ... + 5097.

It is an arithmetic number, because the mean of its divisors is an integer number (1943396).

Almost surely, 2^11646633 is an apocalyptic number.

It is an amenable number.

11646633 is a deficient number, since it is larger than the sum of its proper divisors (3900535).

11646633 is a wasteful number, since it uses less digits than its factorization.

11646633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4583.

The product of its digits is 7776, while the sum is 30.

The square root of 11646633 is about 3412.7163667671. The cubic root of 11646633 is about 226.6731762356.

It can be divided in two parts, 116466 and 33, that multiplied together give a triangular number (3843378 = T₂₇₇₂).

The spelling of 11646633 in words is "eleven million, six hundred forty-six thousand, six hundred thirty-three".