10989632 has 14 divisors (see below), whose sum is σ = 21807678. Its totient is φ = 5494784.

The previous prime is 10989617. The next prime is 10989659. The reversal of 10989632 is 23698901.

It can be written as a sum of positive squares in only one way, i.e., 9096256 + 1893376 = 3016^2 + 1376^2 .

It is a super-2 number, since 2×10989632² = 241544022990848, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85793 + ... + 85920.

Almost surely, 2^10989632 is an apocalyptic number.

It is an amenable number.

10989632 is a deficient number, since it is larger than the sum of its proper divisors (10818046).

10989632 is an equidigital number, since it uses as much as digits as its factorization.

10989632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171725 (or 171715 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 10989632 is about 3315.0613870636. The cubic root of 10989632 is about 222.3281136816.

The spelling of 10989632 in words is "ten million, nine hundred eighty-nine thousand, six hundred thirty-two".