10985838 has 32 divisors (see below), whose sum is σ = 23932800. Its totient is φ = 3348576.

The previous prime is 10985837. The next prime is 10985851. The reversal of 10985838 is 83858901.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10985838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10985831) 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 15 ways as a sum of consecutive naturals, for example, 1645 + ... + 4967.

It is an arithmetic number, because the mean of its divisors is an integer number (747900).

Almost surely, 2^10985838 is an apocalyptic number.

10985838 is an abundant number, since it is smaller than the sum of its proper divisors (12946962).

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

10985838 is a wasteful number, since it uses less digits than its factorization.

10985838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3376.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 10985838 is about 3314.4891009023. The cubic root of 10985838 is about 222.3025256258.

The spelling of 10985838 in words is "ten million, nine hundred eighty-five thousand, eight hundred thirty-eight".