10533666 has 32 divisors (see below), whose sum is σ = 24752448. Its totient is φ = 2946240.

The previous prime is 10533661. The next prime is 10533703. The reversal of 10533666 is 66633501.

It is a super-2 number, since 2×10533666² = 221916238799112, which contains 22 as substring.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (10533661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5281 + ... + 6996.

It is an arithmetic number, because the mean of its divisors is an integer number (773514).

Almost surely, 2^10533666 is an apocalyptic number.

10533666 is an abundant number, since it is smaller than the sum of its proper divisors (14218782).

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

10533666 is a wasteful number, since it uses less digits than its factorization.

10533666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12306.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 10533666 is about 3245.5609684614. The cubic root of 10533666 is about 219.2097404742.

It can be divided in two parts, 1053366 and 6, that multiplied together give a square (6320196 = 2514²).

The spelling of 10533666 in words is "ten million, five hundred thirty-three thousand, six hundred sixty-six".