10185912 has 80 divisors (see below), whose sum is σ = 31145400. Its totient is φ = 3084480.

The previous prime is 10185893. The next prime is 10185947. The reversal of 10185912 is 21958101.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 6414 + ... + 7842.

Almost surely, 2^10185912 is an apocalyptic number.

10185912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10185912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15572700).

10185912 is an abundant number, since it is smaller than the sum of its proper divisors (20959488).

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

10185912 is a wasteful number, since it uses less digits than its factorization.

10185912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458 (or 1445 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The square root of 10185912 is about 3191.5375604871. The cubic root of 10185912 is about 216.7703971418.

The spelling of 10185912 in words is "ten million, one hundred eighty-five thousand, nine hundred twelve".