10565564 has 6 divisors (see below), whose sum is σ = 18489744. Its totient is φ = 5282780.

The previous prime is 10565561. The next prime is 10565567. The reversal of 10565564 is 46556501.

It is an interprime number because it is at equal distance from previous prime (10565561) and next prime (10565567).

It is a super-2 number, since 2×10565564² = 223262285276192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10565564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10565561) 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 as a sum of consecutive naturals, namely, 1320692 + ... + 1320699.

It is an arithmetic number, because the mean of its divisors is an integer number (3081624).

Almost surely, 2^10565564 is an apocalyptic number.

It is an amenable number.

10565564 is a deficient number, since it is larger than the sum of its proper divisors (7924180).

10565564 is a wasteful number, since it uses less digits than its factorization.

10565564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2641395 (or 2641393 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 10565564 is about 3250.4713504352. The cubic root of 10565564 is about 219.4307874829.

It can be divided in two parts, 1056556 and 4, that multiplied together give a palindrome (4226224).

The spelling of 10565564 in words is "ten million, five hundred sixty-five thousand, five hundred sixty-four".