10661206 has 4 divisors (see below), whose sum is σ = 15991812. Its totient is φ = 5330602.

The previous prime is 10661201. The next prime is 10661207. The reversal of 10661206 is 60216601.

10661206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10661206² = 227322626748872, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2665300 + ... + 2665303.

It is an arithmetic number, because the mean of its divisors is an integer number (3997953).

Almost surely, 2^10661206 is an apocalyptic number.

10661206 is a deficient number, since it is larger than the sum of its proper divisors (5330606).

10661206 is an equidigital number, since it uses as much as digits as its factorization.

10661206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5330605.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 10661206 is about 3265.1502262530. The cubic root of 10661206 is about 220.0909128392.

Adding to 10661206 its reverse (60216601), we get a palindrome (70877807).

The spelling of 10661206 in words is "ten million, six hundred sixty-one thousand, two hundred six".