10181612 has 48 divisors (see below), whose sum is σ = 21403200. Its totient is φ = 4233600.

The previous prime is 10181603. The next prime is 10181627. The reversal of 10181612 is 21618101.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56162 + ... + 56342.

It is an arithmetic number, because the mean of its divisors is an integer number (445900).

Almost surely, 2^10181612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10181612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10701600).

10181612 is an abundant number, since it is smaller than the sum of its proper divisors (11221588).

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

10181612 is a wasteful number, since it uses less digits than its factorization.

10181612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 20.

The square root of 10181612 is about 3190.8638328829. The cubic root of 10181612 is about 216.7398895184.

Adding to 10181612 its reverse (21618101), we get a palindrome (31799713).

The spelling of 10181612 in words is "ten million, one hundred eighty-one thousand, six hundred twelve".