10985625 has 100 divisors (see below), whose sum is σ = 24192256. Its totient is φ = 4860000.

The previous prime is 10985609. The next prime is 10985641. The reversal of 10985625 is 52658901.

It is a happy number.

10985625 is a `hidden beast` number, since 1 + 0 + 98 + 562 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (10985609) and next prime (10985641).

It is not a de Polignac number, because 10985625 - 2⁴ = 10985609 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 10985625.

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 99 ways as a sum of consecutive naturals, for example, 354360 + ... + 354390.

Almost surely, 2^10985625 is an apocalyptic number.

10985625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10985625 is an abundant number, since it is smaller than the sum of its proper divisors (13206631).

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

10985625 is an frugal number, since it uses more digits than its factorization.

10985625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 10985625 is about 3314.4569690977. The cubic root of 10985625 is about 222.3010889050.

The spelling of 10985625 in words is "ten million, nine hundred eighty-five thousand, six hundred twenty-five".