10616565 has 16 divisors (see below), whose sum is σ = 17123328. Its totient is φ = 5616576.

The previous prime is 10616561. The next prime is 10616587. The reversal of 10616565 is 56561601.

10616565 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10616565 - 2² = 10616561 is a prime.

It is a super-2 number, since 2×10616565² = 225422904798450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10616561) 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, 882 + ... + 4691.

It is an arithmetic number, because the mean of its divisors is an integer number (1070208).

Almost surely, 2^10616565 is an apocalyptic number.

10616565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10616565 is a deficient number, since it is larger than the sum of its proper divisors (6506763).

10616565 is a wasteful number, since it uses less digits than its factorization.

10616565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5708.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 10616565 is about 3258.3070757680. The cubic root of 10616565 is about 219.7832921147.

It can be divided in two parts, 1061 and 6565, that added together give a triangular number (7626 = T₁₂₃).

The spelling of 10616565 in words is "ten million, six hundred sixteen thousand, five hundred sixty-five".