10989836 has 24 divisors (see below), whose sum is σ = 22595664. Its totient is φ = 4610880.

The previous prime is 10989817. The next prime is 10989857. The reversal of 10989836 is 63898901.

It is a Harshad number since it is a multiple of its sum of digits (44).

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

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9035 + ... + 10178.

It is an arithmetic number, because the mean of its divisors is an integer number (941486).

Almost surely, 2^10989836 is an apocalyptic number.

It is an amenable number.

10989836 is an abundant number, since it is smaller than the sum of its proper divisors (11605828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10989836 is a wasteful number, since it uses less digits than its factorization.

10989836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19241 (or 19239 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 10989836 is about 3315.0921555818. The cubic root of 10989836 is about 222.3294893617.

The spelling of 10989836 in words is "ten million, nine hundred eighty-nine thousand, eight hundred thirty-six".