10661612 has 12 divisors (see below), whose sum is σ = 20093136. Its totient is φ = 4920720.

The previous prime is 10661611. The next prime is 10661653. The reversal of 10661612 is 21616601.

It is a super-2 number, since 2×10661612² = 227339940877088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10661611) 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 3 ways as a sum of consecutive naturals, for example, 102464 + ... + 102567.

It is an arithmetic number, because the mean of its divisors is an integer number (1674428).

Almost surely, 2^10661612 is an apocalyptic number.

It is an amenable number.

10661612 is a deficient number, since it is larger than the sum of its proper divisors (9431524).

10661612 is a wasteful number, since it uses less digits than its factorization.

10661612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205048 (or 205046 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 10661612 is about 3265.2123973794. The cubic root of 10661612 is about 220.0937066375.

The spelling of 10661612 in words is "ten million, six hundred sixty-one thousand, six hundred twelve".