10566534 has 32 divisors (see below), whose sum is σ = 23682816. Its totient is φ = 3114720.

The previous prime is 10566533. The next prime is 10566539. The reversal of 10566534 is 43566501.

It is a super-2 number, since 2×10566534² = 223303281546312, which contains 22 as substring.

10566534 is a modest number, since divided by 6534 gives 1056 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10566533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279 + ... + 4605.

It is an arithmetic number, because the mean of its divisors is an integer number (740088).

Almost surely, 2^10566534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10566534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11841408).

10566534 is an abundant number, since it is smaller than the sum of its proper divisors (13116282).

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

10566534 is a wasteful number, since it uses less digits than its factorization.

10566534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4380.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 10566534 is about 3250.6205561400. The cubic root of 10566534 is about 219.4375024218.

The spelling of 10566534 in words is "ten million, five hundred sixty-six thousand, five hundred thirty-four".