10985750 has 16 divisors (see below), whose sum is σ = 20565792. Its totient is φ = 4394200.

The previous prime is 10985731. The next prime is 10985771. The reversal of 10985750 is 5758901.

10985750 = T₂₉ + T₃₀ + ... + T₄₀₃.

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 10985750.

It is a congruent number.

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, 21722 + ... + 22221.

It is an arithmetic number, because the mean of its divisors is an integer number (1285362).

Almost surely, 2^10985750 is an apocalyptic number.

10985750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10985750 is a deficient number, since it is larger than the sum of its proper divisors (9580042).

10985750 is an equidigital number, since it uses as much as digits as its factorization.

10985750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43960 (or 43950 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 35.

The square root of 10985750 is about 3314.4758258283. The cubic root of 10985750 is about 222.3019320533.

The spelling of 10985750 in words is "ten million, nine hundred eighty-five thousand, seven hundred fifty".