10989633 has 8 divisors (see below), whose sum is σ = 15514848. Its totient is φ = 6895424.

The previous prime is 10989617. The next prime is 10989659. The reversal of 10989633 is 33698901.

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

It is a cyclic number.

It is not a de Polignac number, because 10989633 - 2⁴ = 10989617 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10989591 and 10989600.

It is not an unprimeable number, because it can be changed into a prime (10989673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107691 + ... + 107792.

It is an arithmetic number, because the mean of its divisors is an integer number (1939356).

Almost surely, 2^10989633 is an apocalyptic number.

It is an amenable number.

10989633 is a deficient number, since it is larger than the sum of its proper divisors (4525215).

10989633 is a wasteful number, since it uses less digits than its factorization.

10989633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215503.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 10989633 is about 3315.0615378904. The cubic root of 10989633 is about 222.3281204252.

It can be divided in two parts, 1098 and 9633, that added together give a triangular number (10731 = T₁₄₆).

The spelling of 10989633 in words is "ten million, nine hundred eighty-nine thousand, six hundred thirty-three".