10985240 has 32 divisors (see below), whose sum is σ = 28248480. Its totient is φ = 3766272.

The previous prime is 10985209. The next prime is 10985243. The reversal of 10985240 is 4258901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10985243) 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 7 ways as a sum of consecutive naturals, for example, 19337 + ... + 19896.

It is an arithmetic number, because the mean of its divisors is an integer number (882765).

Almost surely, 2^10985240 is an apocalyptic number.

10985240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10985240 is an abundant number, since it is smaller than the sum of its proper divisors (17263240).

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

10985240 is a wasteful number, since it uses less digits than its factorization.

10985240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39251 (or 39247 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 10985240 is about 3314.3988896933. The cubic root of 10985240 is about 222.2984919683.

The spelling of 10985240 in words is "ten million, nine hundred eighty-five thousand, two hundred forty".